The measurement of how strongly particles attract one another at the surface of a liquid is surface tension.
Surface tension of liquids can be stated as the attractive force exerted upon the surface molecules of a liquid by the molecules under it, that tends to draw the surface molecules into the bulk of the liquid and makes the liquid assume the shape having the least surface area possible.
It is caused due to the presence of the cohesive forces, a molecule located in the bulk is pulled equally in every direction by the surrounding liquid molecules, resulting in a net force of zero whereas the molecules at the surface do not have the same molecules on all sides and therefore they are pulled inward. This creates an internal pressure and forces liquid surfaces to contract to the minimum surface area possible.
Hence, surface tension is the measurement of how strongly liquid particles attract one another at the surface of the liquid.
To learn more about surface tension refer here
https://brainly.com/question/2024682
#SPJ9
define the term biosphere
Answer:
the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms.
Explanation:
also known as the ecosphere
Two pure-breeding mutant plants produce white flowers. When they are crossed, all of the progeny have wild-type purple flowers. What does this genetic complementation tell you?.
We can infer from the genetic complementarity that more than one gene is involved in phenotypic determination.
Offspring of two different organisms with homozygous recessive mutations exhibit wild-type traits due to genetic complementation. The interaction of two different strains of an organism with homozygous recessive mutations that produce the same trait but do not occur on the same (homologous) gene is referred to as complementation. The progeny display the wild-type phenotype when two organisms with different homozygous recessive mutations that result in the same mutant phenotype mate or cross.
Two pure-breeding mutant plants producing white flowers gave birth to progeny that were wild-type purple blossoms, proving that more than only the white genes are involved in the production of color phenotypes. That is, phenotypic variation is regulated by a recessive gene despite the fact that neither parent expresses this gene.
To learn more about cross breeding. Click, https://brainly.com/question/10880595
#SPJ4
in one paragraph, how would you summarize the major causes, risk, and effects of the zika virus to someone who has never heard about the condition?
The mosquito that transmits the Zika virus is common all throughout the world.
Mosquito bites generally spread the Zika virus to people in tropical and subtropical areas of the world. Most Zika virus sufferers show no symptoms at all. Some patients frequently have a mild temperature, rash, and painful muscles. The Zika virus may, in extremely rare instances, cause problems with the brain or neurological system, such as Guillain-Barre syndrome, even in people who never show any symptoms of infection. Other names for the Zika virus infection include Zika, Zika fever, and Zika virus illness.
Symptoms Up to 4 out of 5 people who have the Zika virus exhibit no symptoms at all. When symptoms do materialize, they usually begin two to fourteen days after a person.
Zika virus symptoms most frequently manifest as:
Rash of a mild feverEspecially in the hands or feet, joint discomfortRed eye color (conjunctivitis)To know more about zika virus visit:
https://brainly.com/question/17119442
#SPJ9
A thin glass bottle holds 25 ml of liquid and has a mass of 19 grams. Calculate the density.
Answer:
0.76 grams
Explanation:
Density = M/V
Density = 19/25
Density = 0.76 grams
what is a double membrane that surrounds the nucleus in the cell ??
If heavy exercise produces lots of co2 in the body, will the blood become more acid or more basic?.
If heavy exercise produces lots of co2 in the body, will the blood become more so they breathe faster to prevent the blood from becoming too acidic.
The two main organs that control the pH of the blood are the kidneys and the lungs, frequently both at once. The cells of the body include numerous chemical buffering systems. Through the act of exhaling carbon dioxide, which can occasionally result in changes within seconds, the lungs can quickly help adjust blood pH. For instance, when exercising, a person produces more carbon dioxide and so breathes more quickly to keep the blood from getting excessively acidic.By excreting acids in urine, the kidneys control the blood's pH. Additionally, they generate and control bicarbonate, which raises the pH of the blood. These changes could take hours or days, taking longer than those brought on by breathing.To learn more about blood.
brainly.com/question/14781793
#SPJ4
Which are unicellular fungi?
question 17 options:
lichens
mold
puffballs
yeast
Answer:
Unicellular fungi are generally referred to as yeasts
The cell membrane of an animal cell was damaged, preventing the cell from performing one of its functions. Which cell function would be lost, and how would this loss affect the cell?.
Answer: The cell would no longer be able to provide the first barrier around the cell wall, causing the cell wall to expand
Explanation:
Please help!
How could patenting a gene affect the progress of science?
How could patenting a gene affect society?
What is gene ownership? When is gene ownership ethical?
Patenting a gene may affect scientific progress by hampering research investigations and they also affect society, while the expression of gene ownership makes reference to this patent process, which has been considered unethical in many different countries.
What does DNA ownership mean?The term 'DNA ownership ' can be defined as the process of patenting a gene for commercial and/or research purposes, which is considered unethical because it hampers the investigations of such nucleotide sequences.
In conclusion, patenting a gene may affect scientific progress by hampering research investigations and they also affect society, while the expression of gene ownership makes reference to this patent process, which has been considered unethical in many different countries.
Learn more about DNA ownership here:
https://brainly.com/question/22539118#
#SPJ1
Proteins are synthesized at the ribosome and are often modified en route to their destination. How are these modified proteins most likely transported within a compartmentalized eukaryotic cell?.
Answer: rough-endoplasmic reticulum.
Explanation: rough endoplasmic reticulum are long thread like networks or channels transport protein within eukaryotic cell.
A 22-year-old presents with chronic bronchitis. tests reveal closure of the airway during expiration. this condition is most likely caused by _________.
A 22-year-old female presents with chronic bronchitis. Tests reveal closure of the airway during expiration. While planning care, a nurse recalls this condition is most likely caused by thick mucus produced by hypertrophied glands.
Chronic Bronchitis- Inflammatory response (swelling) as well as irritation of the bronchial passages characterize chronic bronchitis. These tubes serve as the airways that transport air from and into the lungs' air sacs. Mucus accumulates as a result of the tubes being irritated.
3.6% of persons aged 18 and over, or 9.0 million adults, had chronic bronchitis in 2018.
An inflammatory mononuclear cell infiltration inside the airway wall as well as a neutrophil influx into the airway lumen are two features of chronic bronchitis' pathogenesis.
The given question is incomplete, find below the complete question,
Q. A 22-year-old female presents with chronic bronchitis. Tests reveal closure of the airway during expiration. While planning care, a nurse recalls this condition is most likely caused by:
To know more about the Chronic bronchitis, click on the below link,
https://brainly.com/question/28119996
#SPJ1
a humming bird may need to consume up to 50%of its body its weight in sugar each day
Answer:
Energy conversions are common in nature. Much of the energy from the breakdown of the hummingbird body weight is released as heat energy back into the hummingbird's environment.
According to the laws of thermodynamics, energy is neither created nor destroyed but is converted from one form to another. Living things take in food to release energy to carry out their daily activities.
Sometimes, energy is obtained from the breakdown of body fat. In either case, much of this energy is released back into the environment as heat energy.
Explanation:
Answer:
Energy conversions are common in nature. Much of the energy from the breakdown of the hummingbird body weight is released as heat energy back into the hummingbird's environment.
According to the laws of thermodynamics, energy is neither created nor destroyed but is converted from one form to another. Living things take in food to release energy to carry out their daily activities.
Sometimes, energy is obtained from the breakdown of body fat. In either case, much of this energy is released back into the environment as heat energy.
Explanation:
Which taxonomic domain includes multicellular photosynthetic organisms? see concept 1.2 (page)
Eukarya taxonomic domain includes multicellular photosynthetic organisms.
Multicellular organisms classified as Eukarya include the kingdom Plantae and several types of algae, which can manufacture their own sustenance when exposed to light. Eukarya include protists, which are single-celled organisms like microalgae, as well as well-known plants, animals, and fungi. Their cells have a membrane-based internal structure, and the DNA is maintained in a nucleus.
All living things fall within the domain super kingdom category in the current classification system. Three major categories make up the domain. These are:
1. Archaea
Prokaryotes are classified as archaea, although they differ from bacteria in that their plasma membranes contain several types of lipids. The cell wall of archaea contains many forms of RNA but lacks peptidoglycan.
2. Microbes
It also includes single-cell prokaryotes, however, they differ from archaea in that they have different cell walls, RNA, and plasma membrane lipids.
3. Eukarya
It includes all monocellular and multicellular eukaryotes.
To learn more about Eukarya visit: https://brainly.com/question/22722290
#SPJ1
which of these organelles can be found in the cytoplasm and on the surface of the endoplasmic recticular
The body performs many processes that depend upon energy and could not occur without a supply of atp. How does the energy from atp power the cellular reactions?.
The body performs many processes that depend upon energy and could not occur without a supply of ATP. ATP powers cellular reactions by y transferring a phosphate group to another molecule in a process known as phosphorylation.
ATP also known as adenosine triphosphate is a molecule that is found in the cells of living organisms. ATP releases energy to start the different cellular processes. It itself stores energy from the breakdown of food.
It does not exactly store the energy but acts as a source of transport to deliver energy where it is required within the cell. It also provides energy energy releasing reactions but need a little energy to initiate.
If you need to learn more about ATP, click here
brainly.com/question/174043?referrer=searchResults
#SPJ4
What special structures did early cells develop to transfer energy and matter with their environment?
When using dialysis bags to study osmosis in this lab whether or osmosis occurred is determined by measuring the.
Osmosis can be measured by osmotic strength, concentration or pressure.
What element impacts osmosis within aWhat cell?Concentration gradient: The concentration gradient affects the rate of osmosis. The faster osmosis takes place in a solvent, the lower the solute concentration in that solvent must be. Darkness and light are other osmosis-related elements; the more light there is, the more quickly osmosis occurs.
Osmosisisis is determined by concentration of the solute . Water diffuses into the area of higher concentrations from the area of lower concentrations.
To learn more about Osmosis refer
https://brainly.com/question/1799974?
#SPJ4
The prefix that is added to the word autotroph to denote organisms which can use inorganic compounds in the environment to fix carbon dioxide with hydrogen atoms to make sugar is.
The prefix that is added to the word autotroph to denote organisms which can use inorganic compounds in the environment to fix carbon dioxide with hydrogen atoms to make sugar is 'litho'.
The term autotrophs refer to organisms that can make their own food. When we add the prefix 'litho' before autotrophs then the term becomes 'lithoautotrophs'.
In the field of science, lithoautotrophs can be described as a type of autotrophic microorganisms that get their required energy from inorganic substrates such as carbon dioxide. In this manner, they also fix carbon dioxide in the environment. The lithoautotrophs carry out such reactions that they take in carbon dioxide and release hydrogen. In this way, they fix carbon dioxide. Sugar, in the form of glucose, is produced also in this reaction which the lithoautotrophs use for carrying out other functions.
To learn more about autotrophs, click here:
https://brainly.com/question/12826426
#SPJ4
What period and group is water located in?
Since water does not contain a single element, it is not listed on the periodic table.
A kind of substance known as an element is one that cannot be reduced chemically into smaller particles. Hydrogen and oxygen make up water. Because it is composed of molecules, water is a compound. Water atoms don't actually exist. The ratio of two hydrogen atoms to one oxygen atom determines the composition of water molecules. The chemical elements are arranged in the periodic chart according to their atomic numbers, starting with hydrogen and moving up to oganesson, which has the highest atomic number.
Learn more about Periodic table
https://brainly.com/question/11155928
#SPJ9
Describe the change in the intensity of insolation in the Northern Hemisphere as the earth moves in its orbit from position D to position B.
As the earth moves in its orbit from position D to position B, here we see that the Southern Hemisphere receive much more light than the Northern Hemisphere which in effect means that the Southern Hemisphere has more hours of sunlight per day.
What is the Insolation?Insolation is the amount of solar radiation that is received by a planet.
From the diagram we have, it show the earth and sun in different positions during the different times of the day and the position of the earth each year.
The diagram has each position representing one season. The northern hemisphere will receive the most sunlight when the earth is tiled more towards the north such as the diagram on the left-hand side will get maximum insolation due it the vertical rays of the sun.
Because of the fact that we have 12 hours of the day and 12 hours of night time. Hence the earth rotating on it axis will have sunlight for most hours per day.
Learn more about insolation at:
https://brainly.com/question/14392965
#SPJ1
People do not use water to adulterate oil, while water is commonly used to adulterate milk why
Oil is hydrophobic by nature, but milk is an emulsion of water and minute fractions of many other substances, including lactose, micro lipids, and fats.
Any liquid that wants to combine with another one needs to have roughly equal amounts of attractive forces acting on its molecules. The attractive forces in water molecules are extremely strong due to the existence of polarity in the molecules.When oil and water are combined, the layers separate because of the long, neutral aliphatic chains in the structure of oils. As a result, there will be less attraction between the molecules of oil and water.Water-in-Oil vs. Oil-in-WaterEmulsions can be either water-in-oil or oil-in-water. Technically, to create water-in-oil emulsions as opposed to oil-in-water emulsions, one phase (referred to as the dispersed phase) is blended with the other (the continuous phase). To put it another way, one liquid acts as a kind of base into which another liquid is added. Oil is the dispersed phase that is spread into the continuous phase, water, when an emulsion is "oil-in-water." Milk is an illustration of an oil-in-water emulsion.A water-in-oil emulsion reverses the roles. E.g. butter. The type of emulsifiers used in milk retain all fats and lipids dispersed as nanoparticles in the aqueous medium, making milk easily miscible with water.Hence, water can be used to adulterate milk but not oil.
Learn more about Emulsions here:
brainly.com/question/14125312
#SPJ9
A protein on the cell surface in the small intestine breaks the peptide bonds found in dietary proteins to release amino acids. this membrane protein is an example of a (an) ______.
A protein on the cell surface in the small intestine breaks the peptide bonds found in dietary proteins to release amino acids and this membrane protein is an example of an Enzyme.
The role of ProteinsProteins, also known as enzymes aid in accelerating our bodies’ chemical reactions, or metabolism. Some types of compounds are created, while other kinds are broken down.
Enzymes are a part of all living things. Enzymes are created by our bodies spontaneously.
Which kind of protein allows substances to enter and leave the cell?Proteins in membranes allows substances to enter and leave the cell.
Based on how they interact with the membrane, these proteins are split into two broad categories. The lipid bilayer itself contains integral membrane proteins.
What do proteins in membranes do?Membrane proteins mediate actions that are essential for biological cells to thrive.
Receptors facilitate communication between the cell and its surroundings, membrane-embedded enzymes catalyze chemical reactions, and transporters that are embedded in membranes carry ions and bigger solutes across membranes.
To know about enzymes, visit:
https://brainly.com/question/12194042
#SPJ1
Based on your understanding of endosymbiosis and evolution of eukaryotes, would you expect any photosynthesis bacteria to share the same pigments as charophytes and plants?
Based on endosymbiosis and evolution of eukaryotes, it is possible for any photosynthesis bacteria to share the same pigments as charophytes and plants.
What is Photosynthesis?This is defined as the process in which green plants manufacture their food in the presence of sunlight. This is performed by plants through their pigments which help to trap solar energy which is needed for the reactions.
There is the endosymbiotic origin of plastids which was from cyanobacteria therefore meaning that they have the same ancestors and was pivotal in the evolution of eukaryotes. This therefore denotes that they share similar features.
This is therefore the reason why it is possible for photosynthesis bacteria to share the same pigments as charophytes and plants.
Read more about Photosynthesis here https://brainly.com/question/19160081
#SPJ1
The rna transcript being produced by the rna polymerase is complementary to the template strand of the dna. True or false?.
True, the RNA transcript being produced by the RNA polymerase is complementary to the template strand of the DNA.
RNA polymerase- An enzyme called RNA polymerase is in charge of converting a DNA sequence into an RNA sequence during transcription.
Transcription- The procedure through which a cell copies a DNA fragment into RNA. The messenger RNA (mRNA) copy of this RNA contains the genetic material required for protein synthesis in a cell.
Template Strand- The template strand serves as the foundation on which RNA polymerase constructs the RNA. This strand is also known as the antisense or non-coding strand. The RNA sequence is same on the non-template strand (except for the substitution of U for T).
To know more about the RNA polymerase, click on the below link,
https://brainly.com/question/13326597
#SPJ4
What is the main difference between organic substances and inorganic substances
Answer:
organic compounds always have a carbon atom while most of the inorganic compounds do not contain the carbon atom in them.
Explanation:
how can cells benefit from diffusion
Answer: Cells depend on diffusion to get the nutrients they need to develop and obtain energy as well as to rid themselves of waste materials.
Hope this helped! :)
Located in front of the occipital lobe, the _________ lobe contains the primary somatosensory cortex. a. frontal b. parietal c. anterior d. temporal please select the best answer from the choices provided a b c d
Answer:
b. parietal
Explanation:
Located in front of the occipital lobe, the b. parietal lobe contains the primary somatosensory cortex.
The parietal lobe, located in front of the occipital lobe, contains the primary somatosensory cortex, which is responsible for processing sensory information related to touch, pressure, temperature, and pain from different parts of the body.
The primary somatosensory cortex is indeed located in the parietal lobe, but it is specifically situated just behind the central sulcus (also known as the central fissure) in the postcentral gyrus of the parietal lobe. This cortex is responsible for processing sensory information from different parts of the body, allowing us to perceive sensations like touch, pressure, temperature, and pain.
To know more about somatosensory cortex
https://brainly.com/question/33710516
#SPJ2
The area of the brain that processes visual, auditory, and touch stimuli and keeps us in a state of mental alertness is the?
The cell structure immediately external to the cytoplasm of a cell is:_____.
a. the cell wall.
b. the cell membrane.
c. the outer membrane.
d. the periplasm.
Answer:
b. the cell membrane
Explanation:
i think it help u
Scientific Method Mini Project
Use steps 1,2 and 3 of the scientific method to work towards finding a solution for the observation below.
You observed the following event:
While sitting in the park on a quiet summer day, you noticed large flocks of birds flying away from the city.
Write your answers at the bottom of this page. Number each step and give it the appropriate title. Save it on your device, then upload it into TEAMS Assignment.
***Be sure that step 3, your possible solution, is only based on the information that was collected in step 2.
Answer:
The scientific method is something you probably use in your life more often than you realize, often without even thinking of it.
What is role of science in daily life?
Science has day to day contribution in our life. It is involved in breathing, exhaling, brushing of teeth, cooking, bathing etc. It developed the standard of livings.
Fasting is the very beneficial health practice followed from ancient times. In India, it is also consider as religious practice from ancient times and they scientifically proved good for health.
I will choose fasting as it improve overall fitness, blood sugar management, improve immunity and detoxify the body. By doing so, my health get improved and my body get detoxify naturally.
Explanation: