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olga2289 [7]
2 years ago
15

Which statement best describes an immune response? *

Biology
2 answers:
klemol [59]2 years ago
7 0

Answer:

A

Explanation:

AlekseyPX2 years ago
3 0
I think the answer is A
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How abundant are plankton?
lara [203]

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While plankton are most abundant in surface waters, they live throughout the water column.

Explanation:

Plankton inhabit oceans, seas, lakes, ponds. Local abundance varies horizontally, vertically and seasonally. The primary cause of this variability is the availability of light. All plankton ecosystems are driven by the input of solar energy (but see chemosynthesis), confining primary production to surface waters, and to geographical regions and seasons having abundant light.

6 0
3 years ago
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.

Hope this helps you out on your report is there anything else you want me too help you with? :)
</span>
5 0
3 years ago
What is the human
Ket [755]

Answer:

The correct answer is A . The single base pairs in DNA where humans have different

Explanation:

The human genome includes the coding regions of DNA, which encode all the genes (between 20,000 and 25,000) of the human organism, as well as the noncoding regions of DNA, which do not encode any genes. By 2003 the DNA sequence of the entire human genome was known. DNA; human genome

hope it will help you

3 0
2 years ago
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A fast-flowing river of air that forms when two air masses of very different temperatures meet is called a
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3 years ago
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