What layer of skin is composed of soft, flexible keratin?
Cuticle
Cortex
Medulla
Matrix

Answers

Answer 1

Answer:

The cuticle is composed of soft flexible keratin

Explanation:

Hope this helps!


Related Questions

Is Helicase functional in elongation?

Answers

Answer:

Proteins with seven conserved "helicase domains" play essential roles in all aspects of nucleic acid metabolism. ...

Explanation:

Known or putative helicases are required for general transcription initiation and for transcription-coupled DNA repair, and may play important roles in elongation, termination, and transcript stability.

does DNA or RNA contain guanine

Answers

Answer:

It's present in both :)

Explanation:

Answer:

they both have guanine

Explanation:

When hydrogen and oxygen combine to form water, water is
a an enzyme.
b a catalyst.
c a reactant.
d a product.

Answers

Answer:

D. A product.

Explanation:

The water can't be an enzyme, catalyst or reactant because it was not present  before or during the reaction. It was only present after the reaction, so it is a product.

I need help with this question- I put one answer but need to find the other

Answers

Answer:

Proton and Energy

Explanation:

Your answer you choose is correct, you can cross out magma because that connects with lava not, nuclear functions, and vapor, since that connects with the water cycle.

Hopefully, it helps! (づ。◕‿‿◕。)づ

HELP!! ILL MARK BRAINLIEST!

30. Are lipids hydrophobic or hydrophilic? Are they polar or nonpolar molecules?
31. Describe a simple test to detect lipids in a substance. (Think about the last time you got a
burger and fries from Cookout)
32. What are the major elements found in proteins?
33. What is the basic subunit monomer of a protein?
34. What is the name of the bond that forms between amino acids when building a polypeptide
or protein?
35. What is a polypeptide?
I
36. What are the functions of proteins?
37. What foods contain high amounts of protein?
38. What are the four levels of structure found in proteins?

Answers

30.Water molecules are polar because they have positive and negative ends, rather like little magnets. Most lipids are non-polar (having no charged areas) or only slightly polar, with a very few charged areas. Water mixes with hydrophilic (water-loving) compounds by sticking to their charged groups.

31.Lipids are detected using the emulsion test. This is what happens: The test substance is mixed with 2 cm 3 of ethanol. An equal volume of distilled water is added.

32.In addition to carbon, hydrogen, and oxygen atoms, all proteins contain nitrogen and sulfur atoms, and many also contain phosphorus atoms and traces of other elements. Proteins serve a variety of roles in living organisms and are often classified by these biological roles.

33.amino acids

For example, proteins are composed of monomers called amino acids. They are linked together to form a polypeptide chain, which folds into a three dimensional (3D) structure to constitute a functional protein

34.Peptide Bonds

Section 3.2Primary Structure: Amino Acids Are Linked by Peptide Bonds to Form Polypeptide Chains. Proteins are linear polymers formed by linking the α-carboxyl group of one amino acid to the α-amino group of another amino acid with a peptide bond (also called an amide bond).

35.A polypeptide is a single linear chain of many amino acids (any length), held together by amide bonds. A protein consists of one or more polypeptides (more than about 50 amino acids long). An oligopeptide consists of only a few amino acids (between two and twenty).

36.Here are 9 important functions of protein in your body.

Growth and Maintenance. Share on Pinterest. ...

Causes Biochemical Reactions. ...

Acts as a Messenger. ...

Provides Structure. ...

Maintains Proper pH. ...

Balances Fluids. ...

Bolsters Immune Health. ...

Transports and Stores Nutrients.

37.Here is a list of 20 delicious foods that are high in protein.

Eggs. Whole eggs are among the healthiest and most nutritious foods available. ...

Almonds. Almonds are a popular type of tree nut. ...

Chicken breast. Chicken breast is one of the most popular protein-rich foods. ...

Oats. ...

Cottage cheese. ...

Greek yogurt. ..

Milk.

Broccoli.

38.The four levels of protein structure are primary, secondary, tertiary, and quaternary.

I AM TREMENDOUSLY CONFUSED!!! pls help?!?!

Answers

Answer:

same bro

Explanation:

A human baby weighs 8 pounds at birth and 150 pounds as an adult. Which statement is true about the person's growth? I will give anyone a brainiest to anyone who can help me!

Answers

Answer:

Both are actually true.....

Explanation:

The average newborn weighs about 7.5 pounds. Most infants range between 6 and 9 pounds at birth. As a normal human being would weigh around 150 pounds.....

The farthest area form the point attachment

Answers

There is no attachment

Which of the following structures is the most complex?

A.cells

B.tissues

C.organs

D.organ system

Answers

Answer:

cells are the Most complex In the Question

An organ system is the most complex system.

What is organ system?"An organ system is a biological system consisting of a group of organs that work together to perform one or more functions."Each organ has specific function which are made of certain specialized tissue.The tissues are made up by cells.

Hence, option D. organ system is correct.

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Uhm help pleaseeee. It's for bio but med students can help too!
5. Cystic fibrosis is a disease. Find out a little about what it does, whether it is dominant or recessive, and whether or not gender has any bearing on the risk of inheriting the disease. Report your findings here.

Answers

Explanation:

I found the answer I think ??

Answer:

Modes of inheritance of the altered gene can be autosomal dominant, autosomal ... In contrast, autosomal recessive disorders result in illness only if a person ... Examples of autosomal recessive disorders are cystic fibrosis (CF), Tay-Sachs disease, ... mutations have been identified, screening for all mutations is not feasible.

Explanation:

If you are given a course of 10 days' worth of antibiotics, how many days should you take them for?​

Answers

10 days is how long you would take them for

Elements join together to form A. atomic mases B. compounds C. ions D. protons

Answers

your answer is B. Compounds

compounds, they form compounds

In diffusion, molecules of a substance move from areas of ______ concentration to an area of _______ concentration. Plz help and I need an answer very soon
THANKS YALL

Answers

Answer: smaller / higher

Explanation:

sexual reproduction in flowering plants occurs within the
1. Roots
2.stems
3.leave
4. Flowers

Answers

Sexual reproduction occurs in the flower of flowering plants. Male gametes are produced in anthers of the flower and are found in pollen. Female gametes are produced in the flower’s ovary and are found in ovules.

Hope this helps

Answer:

4. Flowers

Explanation:

Hope this will help

In the African savanna, more wildebeests are born than the environment can support. Which is most likely to happen over a period of years as a result?

Answers

Answer:

Eventually, the environment will be unable to support the production of wildebeests, this will cause there to be a loss of vegitation that then causes a food shortage, and then the wildebeests will starve.  

Explanation:

It's a very unhappy process, but those herds who don't migrate to another pasture will starve and die. The death will depopulate the savanna and give the fields some time for regrowth and the cycle will begin again.

Hope this helps! :)

5. The lower chamber of the heart that pumps blood out to the lungs and body is called the _________________________.

Answers

Answer:

ventricles (VEN-trih-kuhls): The two chambers at the bottom of the heart are called the ventricles. The heart has a left ventricle and a right ventricle. Their job is to pump the blood to the body and lungs.

Explanation:

Pick a cell found in the human body and analyze how the structure of that cell allows it to perform it's specific function in the human body.

Answers

Answer: Blood Cell

Explanation:

The function of the red cell  is to carry oxygen from the lungs or gills to all the body tissues and to carry carbon dioxide, a waste product of metabolism, to the lungs, where it is excreted. The biconcave shape of the cell allows oxygen exchange at a constant rate over the largest possible area.

The function of the red cell  is to carry oxygen from the lungs or gills to all the body tissues and to carry carbon dioxide, a waste product of metabolism, to the lungs, where it is excreted.

What is cell?

Cell is defined as the base of life as it is the structural as well as functional unit of life. Cell is made up of pre existing cells and the cell contain various cell organelles such as mitochondria, endoplasmic reticulum, ribosomes, golgi appratus, nucleus, and cytoplasm.

Basically, cell is of two type one in prokaryotic and another one is eukaryotic. The prokaryotic cell is known as pre mature cells as they do not contain cell organelles and eukaryotic cell are known as advanced and developed cells as they contain several cell organelles.

The unicellular animals are made up of single cell and all the functions carried out in a single cell like amoeba and multicellular organisms are made up of multiple cells and there is specific cell for specific functions.

Therefore,the function of the red cell  is to carry oxygen from the lungs or gills to all the body tissues and to carry carbon dioxide, a waste product of metabolism, to the lungs, where it is excreted.

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3. How many layers does our skin have? *
3
5
7

Answers

Answer:

3

Explanation:

i looked it up i hope that helped!

Using a path of your choice, list steps required for nitrogen to perform one complete cycle beginning and ending in the atmosphere:

Answers

The nitrogen cycle involves three major steps nitrogen fixation and nitrification and denitrification it is a cycle within the biosphere which involves the atmosphere hydrosphere and lithosphere

1. Which of the following statements best describes how genes relate to traits? a. Genes code for the production of specific proteins. These proteins lead to different traits. b. Genes and traits function together to produce proteins c. Traits contain instructions for making proteins, and genes are the observable outcome of such proteins. d. Genes are expressed according to instructions in traits.​

Answers

PLS TELL ME THE ANSWER NOWWWWWW >:(

Genes code for the production of specific proteins. These proteins lead to different traits. The correct option is a.

What are traits?

A trait, as it relates to genetics, is a unique feature of an individual. Genes, environmental factors, or a combination of both can influence traits.

Qualitative traits (such as eye color) and quantitative traits (such as height or blood pressure).

A gene is the most fundamental physical and functional unit of heredity. DNA is the building block of genes.

Some genes serve as blueprints for the creation of proteins. Many genes, however, do not code for proteins. Genes in humans range in size from a few hundred DNA bases to over 2 million bases.

Genes encode instructions for the production of specific proteins. These proteins result in various characteristics.

Thus, the correct option is a.

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how does the gravitational force between two objects change if the distance between the objects increases?

Answers

Answer:

YES

Explanation:

As g ∝ 1/d² between two two components, further potential difference would result in lower gravitational pull. So the influence of gravitational pull among them also reduces as two things are isolated from the others.

Decomposers are important in the food chain because they,
O
A. produce their own food using light from the Sun.
О
B. stop the flow of energy from one organism to another.
O
C. break down dead organisms and recycle nutrients into the soil.
D. are microscopic and other organisms cannot consume them.

Answers

Answer:

The answer is c. as they break down dead organisms and recycle nutrients into the soil.

Hope it helped

All the best!!

What is a template for a rna sequence

Answers

Answer:

carries information from the nucleus to the ribosome

Explanation:

What is an example of an abiotic factor of an aquarium environment

Answers

Answer:

Biotic: fish, plants, algae, bacteria. Abiotic: salt, water, rocks, sediment, trash.

Explanation:

Answer:

water salinity, oxygen levels, pH levels, water flow rate, water depth and temperature.

Explanation:

Many science fiction stories deal with the possibility of being able to “design” our children by choosing the specific physical and personality traits we would like them to have. How do you think a scientist would go about the process of “designing” your own child. Do you think this is a good idea? Why or why not? Use specific reasons and examples to support your position.

Answers

Answer:dfsefesf

Explanation:

plzzzzzzz help.........

Answers

Answer:

The top right is Protist

The top left is Eubacteria

Explanation:

Researched off reliable websites gimme a brainliest?

In mitosis, the cellular DNA is DUPLICATED, in order to make a copy of itself. True or False, AND explain

PLEASE HELP IT'S DUE TODAY!!!!

Answers

Answer:

True becuase it makes two daughter cells with the same DNA so it must duplicate to creat a set for each

True, it makes two child cells. Duplication is necessary to do that

What shape do the replicated chromosomes look like in prophase of the original cell

Answers

Answer:

They look like X's (X shape)

Explanation:

The X shape are replicated chromosomes and are called the sister chromatids.

Sodium has one electron in its outer energy level. According to the octet rule, _____.

Answers

Answer:

Referring to the octet rule, atoms attempt to get a noble gas electron configuration, which is eight valence electrons. Sodium has one valence electron, so giving it up would result in the same electron configuration as neon. Chlorine has seven valence electrons, so if it takes one it will have eight (an octet).

it wants to give up an electron?

Explanation:

if this helped could i have a brainlist

Which species have become extinct in modern times?

Answers

Answer:

Dodo.

Great Auk.

Stellers Sea Cow.  

Tasmanian Tiger.  

Passenger Pigeon.  

Pyrenean Ibex.

Baiji White Dolphin.  

West African Black Rhinoceros. The West African Black Rhinoceros was found in several countries towards the southeast region of Africa

Explanation:

Answer:

dodo, and many others such as saber tooth tiger

Explanation:

they have been extinct because of climate change and sea levels

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