Dermal papillae increase the strength of the connection between the epidermis and dermis.
Which form of collagen joins the dermis to the basal layer of the epidermis?The innermost layer of the epidermis, the stratum basale (also known as the stratum germinativum), connects it to the basal lamina, which is where the layers of the dermis are located. The basement membrane, a network of intertwined collagen fibers, which connects the cells of the stratum basale to the dermis.
The epidermis of thick skin has five layers stratum basale, stratum spinosum, stratum granulsum, stratum lucidum and stratum corneum.
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Shearing occurs when crustal rock is pushed in two opposite, horizontal directions
true <-- maybe true
false
Answer:
yes this is true, this process is also known as strike slip faults
(sry it took me forever to answer lol)
Which of the following is not a function of membrane proteins?
O act as carrier molecules for various solutes
O cell nutrient
O act as anchors or stabilizers for the cell membrane
O regulate the passage of ions
O bind to ligands
Answer:
Cell nutrient is not function of a membrane proteins
HELP PLEASE WILL GIVE U 5 STARS
A research study on twins suggests that autism spectrum disorder (ASD) has a heritability estimate (h2) of 85%.
(a) First, how should we interpret this result? (1 pt)
(b) Second, list at least one limitation of heritability estimates? (1 pt, bullet point OK)
which of the following is not a requirement to be considered an organism shelter, parents, food, or DNA”
Answer: Parents
Explanation: not every organism needs parents to survive
Mixtures can be formed from elements in_______________.
Answer:
Any substance that contains only one kind of an atom
Explanation:
Use equation 1 from the section to calculate the PCV in each centrifuge tube from the blood sample your group was assigned to test . Record each PCV in the data table below
The packed cell volume is checked in cases where there are symptoms of anemia or erythrocytosis.
The PCV which is also known as packed cell volume is equal to the volume of packed red blood cells which is divided by the total volume of the given blood sample.
GIVEN - Red blood cell volumes are -
5.5 , 5.0 , 5.0 , 5.0 , 4.0
Total blood mixture volume is -
10.0, 10.5 , 10.0 , 10.5 , 9.5
SOLUTION - To calculate the packed cell volume -
5.5 / 10.0 = 0.55
5.0 / 10.5 = 0.47
5.0 / 10.0 = 0.5
5.0 / 10.5 = 0.47
4.0 / 9.5 = 0.42
The main function of packed cell volume is to calculate the red blood cell mass because any increase in the red blood cell mass will be equal to erythrocytosis which means the count of red blood cells is more than the specific sex normal range which is because of plasma volume reduction and also if it decreases then it will lead to anemia because it will have lesser number of red blood cell count and for determining anemia or erythrocytosis the blood test is advised and the reason behind this is cell destruction, blood loss, or failure of bone marrow production and the other name for packed cell volume is hematocrit or volume of packed red cells or erythrocyte volume fraction.
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Consider the sporophytes and gametophytes of mosses and fems:
A) In which group does the sporophyte become independent and photosynthetic?
B) Which forms required liquid water in order to reproduce?
C) Which are able to spread farther, their spores or their gametes? Explain
The answers include the following:
The sporophyte is independent and photosynthetic in the group of vascular plants.The sporophytes require liquid water in order to reproduce. Spores are able to spread farther because they are carried easily by wind and other external factors.What is Sporophyte?
This is referred to as the diploid stage in the life cycle of some plants such as algae and is a non sexual reproduction which involves the use of spores.
These spores are usually dispersed by agents such as water and wind which is why they are able to cover a very large distance and then grow in such areas.
Sporophyte become independent and photosynthetic in the group of vascular plants only and are absent in the non vascular group of plants which is therefore the correct choice.
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If you mix 172 grams in water and bring it to a final volume of 1,078 ml, what will be the concentration of the resulting solution in g/l? answers cannot contain more than one decimal place.
159.6g/l is the concentration of the resulting solution in g/l
Mass = 172 grams
Final volume = 1,078 ml (convert this to litre)
1000 ml = 1 l
1,078 ml = 1.078l
Initial concentration in g/ml = 172g / 1078ml
Since concentration is given as;
C = n*V
Where c = concentration (g/l)
n = number of moles (grams)
v = volume (litres)
Thus, if 172g is dissolved in 1078 ml
Xg would be dissolved in 1000 ml
By cross multiplication,
1078 * Xg = 172 * 1000
Xg = 172,000/ 1078
Xg = 159.56 g/l
Hence, the concentration in g/l to 1 d.p is 159.6 g/l
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what is the total surface area of air sac in m2 in a human
Answer:
100 m2
Explanation:
Our blood is mostly water.blood has the most important job of circulating nutrients and ions every cell in our body. the only reason blood is able to do this is because
Where does bone formation occur during endochondral ossification? multiple choice
a. hyaline cartilage model
b. fibrous membranous sheet
c. adipose tissue
d. fibrocartilage model
e. synovial membrane
Bone formation by endochondral ossification occurs in a hyaline cartilaginous mold. Therefore, we can confirm that the option a is the correct choice.
What is endochondral ossification?Endochondral ossification is a process in which bone formation occurs from a cartilage mold, this process occurs in embryonic development where cartilage tissue is first formed as a mold and then it calcifies. This process occurs from the inside to the outside. Endochondral ossification is important for the formation of long bones, vertebrae, pelvis, and the bones at the base of the skull.
Therefore, we can confirm that bone formation by endochondral ossification occurs in a hyaline cartilaginous mold.
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PLEASE ANWSER ASAP Television crime shows often paint a misleading picture of how forensic science works. What is something that happens on a television crime show that is NOT likely to happen in real life? A. Evidence is analyzed very quickly and accurately. B. Scientists spend time working in actual labs. C. Individual scientists stay mainly in one area of a lab. D. Forensic scientists are asked to testify in court cases.
The one that is not likely to happen in real life is that evidence is analyzed very quickly and accurately. The correct option is A.
What is forensic science?Forensic science is an important component of the criminal justice system.
Forensic scientists examine and analyze evidence from crime scenes and other locations to produce objective findings.
These can aid in the investigation and prosecution of criminal perpetrators or clear an innocent person of suspicion.
While television shows frequently depict CSI agents finding a bodily fluid, such as blood, testing it, and then locating a suspect in a database in a matter of (apparently) hours, in reality, the process is much slower.
Thus, the correct option is A.
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Evaluate the statement, “Humans are one of the most invasive species to occupy Earth.” Justify your response.
What organelle of the endomembrane system breaks down debris, food, and old cell parts with special dismantling enzymes?
Answer:
so your answer is this Lysosomes .about your answer In animal cells, the lysosomes are the cell's “garbage disposal.” Digestive enzymes within the lysosomes aid the breakdown of proteins, polysaccharides, lipids, nucleic acids, and even worn-out organelles. how it is helpful
This table shows the codons found in messenger RNA. Using this information, what sequence of nucleotides in the template strand of DNA could code for the polypeptide sequence Phe-Ser-Gln?
UUC-UCU-CAA
AAG-AGA-GTT
TTC-TCT-CAA
AAG-AGA-GUU
Answer: rna: ribonucleic acid, a nucleic acid present in all living cells. Its principal role is to act as a messenger carrying instructions from DNA for controlling the synthesis of proteins, although in some viruses RNA rather than DNA carries the genetic information.
Explanation:
help asap
Which one of the following statements about organelles in eukaryotic cells is correct?
Responses
All the organelles have the same function
Organelles perform specific functions in eukaryotic cells
Plant and animal cells share exactly all the same organelles
There are only three types of organelles in eukaryotic cells
Answer: Although each organelle performs a specific function in the cell, all of the cell's organelles work together in an integrated fashion to meet the overall needs of the cell.
Explanation:
what is the probability that a group of five offspring will be composed of two plants with green seeds and axial flowers, one plant with green seeds and terminal flowers, one plant with yellow seeds and axial flowers, and one plant with yellow seeds and terminal flowers?
5% is the probability that a group of five offspring will be composed of two plants with green seeds.
What is population?The number of times a repeated event occurs in a given amount of time is known as its frequency. It is also sometimes called "temporal frequency" to stress the contrast to "spatial frequency" and "ordinary frequency" to underline the contrast to "angular frequency." Hertz (Hz), which is equal to one (event) per second, are the units used to express frequency. The reciprocal of frequency, the period is the length of time occupied by one cycle in a repeating event.
The period, T—the space between beats—of a heart beating at a frequency of 120 beats per minute (2 hertz), for instance, is half a second (60 seconds divided by 120 beats). Science and engineering employ frequency as a key characteristic to define the temporal scale.
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One hundred or more amino acids linked through dehydration synthesis produce a molecule called a ______.
One hundred or more amino acids linked through dehydration synthesis produce a molecule called a peptide bond. Amino acids be part of through dehydration synthesis to shape protein polymers .
A peptide bond is shaped with the aid of using a dehydration synthesis or response at a molecular level. This response is likewise referred to as a condensation response which commonly takes place among amino acids.When linked collectively with the aid of using a sequence of peptide bonds, amino acids shape a polypeptide, every other phrase for protein.
A peptide bond is a chemical bond shaped among molecules whilst the carboxyl organization of 1 molecule reacts with the amino organization of the alternative molecule, freeing a molecule of water (H2O). This is a dehydration synthesis response , and commonly takes place among amino acids.
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The question is in the picture. Please help!
Answer: Part 1 is GREATER because if the density of silver is 19.3 and Iron is 7.8 the density stays relevant to the problem.
Explanation: =)
30. there are about
common amino acids that can make what of proteins.
There are about common amino acids that can make Roughly 500 amino acids have been identified in nature, but just 20 amino acids make up the proteins found in the human body.
All Two distinct amino acid groups are created from the 20 amino acids. The 20 amino acids are made up of both essential and non-essential amino acids. Nine of the 20 amino acids are considered to be necessary, whereas the remaining 13 are non-essential. Let's examine each type of amino acid in light of its classification.Different amino acids are the primary building blocks of proteins, as is widely recognised. A characteristic component of the human body and diet are amino acids. It is crucial to comprehend how many amino acids make up proteins because they are extremely critical for the human body to function properly. Let's figure out how many amino acids there are in total to build proteins.To learn more about amino acids.
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Examine the illustration.
Which structure in the cell contains the cell's genetic
information?
•
A
•
B
C
D
Answer:
B
Explanation:
nucleus is the region of the cell that contains genetic information in the form of DNA.
imasheva ag, bosenko dv, et al. (1999) the effect of three ecological stresses on variation of morphological traits in drosophila melanogaster. russian journal of genetics, 35(10), 1188–1193.
The phenotypic and genetic variance in morphological features (thorax length, wing length, number of sternopleural and abdominal bristles, and number of arista branches) was investigated in Drosophila melanogaster in relation to temperature, diet, and density stressors.
Additionally, the impact of stress on the stability of bilateral characteristics' fluctuation asymmetries was examined.
It has been demonstrated that all pressures lead to an increase in phenotypic variance and variable bilateral trait asymmetry. Under stressful circumstances, genetic diversity of morphometric features evaluated using the isofemale line approach was greater than under regular circumstances.
The impact of biotic and abiotic pressures on genetic and phenotypic diversity was comparable. Stress typically had a greater impact on morphometric trait variability than it did on meristic trait variability.
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1. The cell membrane plays an essential role in the life of the cell. How does the cell membrane help maintain the health of the
cell?
The cell membrane can govern the processes of waste removal and bringing in necessary supplies by regulating what enters and leaves the cell.
Cells produce the waste molecule carbon dioxide during the process of cellular respiration. Due to the high concentration of carbon dioxide within the cell, it diffuses out of the cell and into the bloodstream (lower concentration). Carbon dioxide is transported by the blood to the lungs, where it can enter the air sacs and be expelled.
The cells require additional ingredients. Glucose is required by cells to supply energy. Through channel proteins in the membrane, glucose can pass from the bloodstream, where it is more concentrated, into cells, where it is less concentrated. This process is called facilitated diffusion.
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Two single-celled organisms are shown.
Which statements accurately compare the two organisms?
Select TWO correct answers.
Answer:
Explanation:
The first image is a eukaryote cell since it has a nucleus. The second is a prokaryote cell because it does not have a nucleus, so it is a germ or any other organism that does not contain a nucleus.
One of the single-celled organisms is a eukaryote and the other is a prokaryote.
What are prokaryotes and eukaryotes?Prokaryotes and eukaryotes are the two categories into which all cells on Earth may be categorized. Prokaryotes can be either bacteria or archaea, and are always unicellular creatures.
Eukaryotes are made up of eukaryotic cells, which can be unicellular or multicellular and include plants, animals, fungi, and protists.
Prokaryotic cells are substantially smaller and less complicated than eukaryotic cells, which also lack a number of cell structures and organelles.
Both prokaryotes and eukaryotes are different sorts of cells; in fact, they are the only two. Prokaryotic species, which might be either bacteria or archaea, are invariably unicellular.
Therefore, the first organism is a eukaryote and the second is a prokaryote.
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Convert 286,330,760,848.37 into scientific notation
Answer:
m x 10n, 1 ≤ m < 10 and n not for sure though
Explanation:
Microscopic structure within a cell such as lysosome that carries out individual cell functions is a?
Organelles are the microscopic structures that perform the different functions inside the cell.
What are lysosomes?Lysosomes are film encased organelles that contain a variety of catalysts equipped for separating a wide range of natural polymers — proteins, nucleic acids, starches, and lipids. Lysosomes capability as the stomach related arrangement of the cell, serving both to corrupt material taken up from outside the cell and to process out of date parts of the actual cell.
In their most straightforward structure, lysosomes are imagined as thick circular vacuoles, however they can show extensive variety in size and shape because of contrasts in the materials that have been taken up for processing. Lysosomes subsequently address morphologically assorted organelles characterized by the normal capability of corrupting intracellular material.
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(Brainliest) please help!!!
Which of the following statements is true concerning diabetes?
A. Type 1 diabetes develops with the body doesn't make insulin or use it properly in
the body
B. Type 2 diabetes is often linked to obesity and presents itself when body cells
stop responding properly to insulin
C. People who have diabetes can usually manage and control it with a healthy diet,
exercise and insulin injections
D. All the above
Answer: D. All the above
People of all ages can develop type 1 diabetes. If you have type 1 diabetes, your pancreas doesn't make insulin or makes very little insulin. Insulin helps blood sugar enter the cells in your body for use as energy. Without insulin, blood sugar can't get into cells and builds up in the bloodstream.
Type 2 diabetes occurs when the body doesn't produce enough insulin to function properly, or the body's cells don't react to insulin. This means glucose stays in the blood and isn't used as fuel for energy. Type 2 diabetes is often associated with obesity and tends to be diagnosed in older people.
What statement is true about changes in our environment?
a. Some things change quickly.
b. We can’t observe changes.
c. Non-living things do not change.
d. Living things do not change.
Answer:
A some things change quickly
Sucrose is a _____.
a. polysaccharide
b. starch
c. monosaccharide
d. disaccharide
Answer:
Sucrose is a disaccharide
Explanation:
Sucrose, a disaccharide, is a sugar composed of glucose and fructose subunits. It is produced naturally in plants and is the main constituent of white sugar. It has the molecular formula C. 12H. 22O.
Sucrose is a disaccharide. Therefore, option D is correct.
What are disaccharides?When two monosaccharides (simple sugars) are linked together by glycosidic linkage, a disaccharide (also known as a double sugar) is created. Disaccharides are soluble in water.
Disaccharides, like other carbohydrates, are made up of hydrogen, carbon, and oxygen. The ratio of hydrogen to oxygen atoms in disaccharides is frequently 2:1, which is why they are also known as carbon hydrates. Disaccharides have the typical chemical formula C12H22O11.
Sucrose, lactose, and maltose are three examples that are typical. Sucrose, which is formed following photosynthesis in green plants, consists of one molecule of glucose and one of fructose bonded via an α-,β-linkage. Thus, option D is correct.
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Mitochondria and chloroplasts have their own unique dna. Ribosomes in mitochondria and chloroplasts are similar to those in bacteria. Mitochondria are formed by binary fission. These statements together form the basis of what theory?.
Answer:
Endosymbiosis theory: the symbiosis of a free-living organism that eventually got trapped in eukaryotic cells
Explanation: