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Wewaii [24]
3 years ago
8

Sheri has no trouble falling asleep, but she has difficulty remaining asleep. sheri is suffering from

Biology
1 answer:
Ganezh [65]3 years ago
6 0
The answer to your question is Insomnia
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Compare and contrast the roles of genetic factors and local conditions in determining physical traits
Vanyuwa [196]
With out genes we wouldn't look, talk, or have our own option's
4 0
3 years ago
If humans had been present to build log structures during the Carboniferous period (though they were not!), which plant types wo
aliina [53]

Answer:

The plant types suitable during that period would be ferns, horsetails, and lycopods.

Explanation:

A geologic period and system, which covers 60 million years from the termination of the Devonian period to the start of the Permian period is known as the Carboniferous period. During the Carboniferous period, the plant life was luxuriant and extensive, mainly at the time of Pennsylvanian. It comprises ferns and fernlike trees, that is, the giant horsetails known as club mosses, calamites, or lycopods like Sigillaria and Lepidodendron.  

Thus, if humans had been present to construct log structures during the Carboniferous period, then they would have used logs of ferns, horsetails, and lycopods for construction work.  

8 0
3 years ago
What are the causes of the attractions and repulsions between molecules of water
Inessa05 [86]
The causes of the attractions and repulsion between molecules of water is that the oxygen and hydrogen atoms share electrons in bonds but its not equal. I hope this is the answer you are looking for! :)
8 0
3 years ago
How does rough ER from smooth ER?
irinina [24]

Answer:

Rough endoplasmic reticulum differ from smooth endoplasmic reticulum by the presence and absence of ribosomes in their surface.

Explanation:

Rough endoplasmic is named so because RER contain ribosomes at their surface and due to the presence of ribosomes rough endoplasmic reticulum play an importnt role in protein synthesis or translation.

 Whereas smooth endoplasmic reticulum does not contain any ribosome in its surface.smooth endoplasmic reticulum helps in the biosynthesis of lipid and steroids along with detoxification of toxic compounds.

3 0
3 years ago
What animal in the Andes Mountains would be at the top of the food chain A. Rats B. Pumas C. Bears D. Guanacos. Please help
gulaghasi [49]

Answer:

im not sure but i think its Guanacos

Explanation:

6 0
2 years ago
Read 2 more answers
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