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MatroZZZ [7]
2 years ago
7

What is the relationship between a chromosome and DNA?

Biology
1 answer:
igomit [66]2 years ago
6 0
C is the correct answer
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What happens to the body when you have Down Syndrome? Please explain!
nalin [4]
As babies they may reach growth and development milestones later than other children do. These may include rolling over, sitting, standing, walking, and talking. As children in this age group, health problems and developmental disabilities can lead to behavior problems. For example, a child may develop oppositional defiant disorder which is a disorder in a child marked by defiant and disobedient behavior to authority figures. They may get this disorder because he or she does not communicate well or understand others' expectations. As teens puberty starts at about the same ages for teens with Down syndrome as for other teens. <span>They may face social difficulties and vulnerabilities <em /><em />such as abuse, injury, and other types of harm. They may also have a hard time handling strong emotions and feelings. Sometimes these struggles can lead to metal health problems, especially </span>depression which could lead to self-harm or even suicide. As adults men with Down syndrome most often are sterile and cannot father children. Many women with Down syndrome can have children, and they usually have early menopause which is <span>a natural decline in reproductive hormones when a woman reaches her 40s or 50s but in this case it would usually happen early in Down Syndrome women.

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5 0
3 years ago
Why are all of the organs in the alimentary canal important in digesting food? As food passes through each organ, different horm
eduard
First choice.
You can refer to any bio book to simply give you a brief summary for what each organ do and what juices each organ produce to digest what specific typr of material in your food.
3 0
3 years ago
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What are real life examples of mitosis in the human body?
maria [59]

One example of mitosis in the human body is the healing of scrapes or cuts. After the scab forms over the injury new skin grows underneath the scab....

Explanation:

5 0
3 years ago
Sex chromosomes are:
LenaWriter [7]

Answer:

D. the 23rd pair of chromosomes

Explanation:

Humans have a total of 23 pairs of chromosomes. Out of a total of 23 pairs, 22 pairs are autosomes. Autosomes are the chromosomes that carry the genes for all the genetic traits but are not involved in the sex determination of the individuals.

The 23rd pair of chromosomes in humans is of sex chromosomes as these chromosomes carry the genes to regulate the gender of the individuals. A human female has two copies of the X chromosome as sex chromosomes while human males have one X and one Y chromosome as their sex chromosomes. The Y chromosome carries "SRY" gene that codes for testes determining factor and regulates the development of testes in the embryo.

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3 years ago
The storehouse for the phosphorus cycle is
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Are there any answer choices for this
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3 years ago
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