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nevsk [136]
2 years ago
11

What causes polio? How does polio affect a nerve?

Biology
1 answer:
Bingel [31]2 years ago
4 0
The Polio virus usually enters the environment in the feces of someone who is infected
Polio spreads from muscle to the central nervous system by neutral pathways
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Explain <br> "I don't need to know everything; I just need to know where to find it, when I need it.
son4ous [18]
When referring to knowing where to find something when you need it you mean that you do not need a memorization of all things, you just need a source to find it when in need. I hope this answer suited your needs.
7 0
3 years ago
what can be inferred about the evolution of the cranium and vertebral column from examining hagfishes and lampreys?
dalvyx [7]

Answer:

What can be inferred about the evolution of the cranium and the vertebral column from examining hagfishes and lampreys? Comparison of hagfishes with lampreys shows that the cranium evolved first in early vertebrates, as it is seen in hagfishes, which evolved earlier than lampreys.

Explanation:

I hope this helps!

4 0
2 years ago
An organism's allele combination is called the
jeka57 [31]

Answer:

phenotype

Explanation:

Within an individual organism, the specific combination of alleles for a gene is known as the genotype of the organism, and (as mentioned above) the physical trait associated with that genotype is called the phenotype of the organism.

8 0
2 years ago
Answer This! Good Luck!
pshichka [43]

Answer:

It can be but up to where the kidiny is and it could be made to detectice unhealthy organs.

Explanation:

6 0
3 years ago
Read 2 more answers
Which has been observed in the study of embryology?
marissa [1.9K]

Answer:

The correct answer is D.

Explanation:

Scientists observed and discovered that some traits in certain embryos disappear as the embryo develops.

Hopefully, this helps! :D

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6 0
3 years ago
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