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ladessa [460]
3 years ago
9

If the chemical enzyme pepsin was mixed with some proteins in a test tube in a laboratory, which of these outcomes would you pre

dict?
Biology
2 answers:
ValentinkaMS [17]3 years ago
8 0

Answer:

Pepsin breaks the proteins into simple amino acids.

Explanation:

Digestion is the process of break down of the larger food particles into the simpler substances. The digestion process requires enzymes and digestive juices.

Proteins are made of the amino acids. The enzyme pepsin helps in the breakdown of proteins into the simple peptides. The proteins present in the test tube is hydrolyzed by the enzyme pepsin and breaks down the proteins into simpler amino acids.

Thus, the answer is pepsin breaks the proteins into simple amino acids.

seropon [69]3 years ago
4 0
Pepsin is one of three principal protein-degrading enzymes in the digestive system, the other two being chymotrypsin and trypsin. During the process of digestion, these enzymes collaborate to break down dietary proteins to their components, i.e., peptides and amino acids.
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3 years ago
How many chromosomes does a body cell for the organism (egg and sperm) have?
DiKsa [7]
Growth and repair
creation of gametes (sex cells)
method of reproduction in unicellular organisms
Binary Fission - type of reproduction that occurs in bacterial cells, single celled organism splits and becomes two identical organisms

Chromosomes and DNA

Chromosomes are DNA wrapped around proteins to form an X-shaped structure.



The diagram will help you see the relationship.

1. Chromosomes are found in the nucleus
2. Chromosomes are made of DNA
3. Sections of chromosomes are called genes



DNA - deoxyribonucleic acid (it is the genetic code that contains all the information needed to build and maintain an organism)





Chromosome Structure







Chromosome Numbers

Each organism has a distinct number of chromosomes, in humans, every cell contains 46 chromosomes. Other organisms have different numbers, for instance, a dog has 78 chromosomes per cell.

Somatic Cells - body cells, such as muscle, skin, blood ...etc. These cells contain a complete set of chromosomes (46 in humans) and are called DIPLOID.

Sex Cells - also known as gametes. These cells contain half the number of chromosomes as body cells and are called HAPLOID

Chromosomes come in pairs, called Homologous Pairs (or homologs). Imagine homologs as a matching set, but they are not exacly alike, like a pair of shoes.

Diploid cells have 23 homologous pairs = total of 46

Haploid cells have 23 chromosomes (that are not paired) = total of 23

Homologous Chromosomes



Sex Determination

Chromosomes determine the sex of an offspring. In humans, a pair of chromosomes called SEX CHROMOSOMES determine the sex.

If you have XX sex chromosomes - you are female

If you have XY sex chromosomes - you are male

During fertilization, sperm cells will either contain an X or a Y chromosome (in addition to 22 other chromosomes - total of 23). If a sperm containing an X chromosome fertilizes an egg, the offspring will be female. If a sperm cell containing a Y chromosome fertilizes an egg, the offspring will be male.

Creation of a Zygote

When two sex cells, or gametes come together, the resulting fertilized egg is called a ZYGOTE

Zygotes are diploid and have the total 46 chromosomes (in humans)

Karyotype

A karyotype is a picture of a person's (or fetus) chromosomes. A karyotype is often done to determine if the offspring has the correct number of chromosomes. An incorrect number of chromosomes indicates that the child will have a condition, like Down Syndrome

Compare the Karyotypes below













Notice that a person with Down Syndrome has an extra chromosome #21. Instead of a pair, this person has 3 chromosomes - a condition called TRISOMY (tri = three)

Trisomy results when chromosomes fail to separate - NONDISJUNCTION - when sex cells are created. The resulting egg or sperm has 24 instead of the normal 23.

Other conditions result from having the wrong number of chromosomes:

Klinefelters Syndrome - XXY (sex chromosomes)

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4 0
3 years ago
Suppose a woman with haplotype L1 and a man with haplotype L2 have a son. The son then marries a woman with haplotype L3. If thi
-Dominant- [34]

Answer:

AA AT TT

GG AG AG AG TG TG TG

GC AG AC AG TC

ó

AC TG TG TC

CC AC AC AC TC TC TC

Explanation:

Haplotype research served to discover the origin of genetic mutations that today manifest as pathologies.

It is very important to know that there are no equal haplotypes in two or more different humans.

They are the allelic constitution of multiple loci for the same chromosome.

Furthermore, haplotypes are very good for studying population genetics.

I leave you a table that will help you for this exercise or many more, where the haplotype system is outlined.

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KiRa [710]

Ca is the correct

answer


4 0
2 years ago
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