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Alchen [17]
3 years ago
6

Identify the structure of the human heart which is a large vein (right and left branches) that carries oxygenated blood from the

lungs to the left atrium of the heart.
Biology
1 answer:
Dominik [7]3 years ago
6 0
The pulmonary vein carries oxygenated blood from the lungs to the left atrium
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How can an std affect social life? And how are y'all?​
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3 years ago
Explain why two albino parents will not have any children with normal skin and hair color.
Morgarella [4.7K]

If they are both albino there is no chance for them to have any other skin color because it is not in their genes. The phenotype gene is always going to be albino.

3 0
3 years ago
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The function of the S layer is unclear. The fact that the S layer is found in cultures isolated from natural sources but is typi
mario62 [17]

Answer:

The correct answer is "the S layer may play a role in protecting cells from viruses and predatory bacteria found in nature but not in laboratory cultures".

Explanation:

The S-layer (surface layer) is a part of the cell's envelope comprised of of identical proteins or glycoproteins that could be found in archaes and some bacterias in nature. The function of the S-layer is unknown, however the fact that is only seen in nature suggest that it may play a role in protecting cells from viruses and predatory bacteria found in nature but not in laboratory cultures. It is likely that archaes and bacteria synthesize the S-layer when they recognize viruses and predatory bacteria in nature, the S-layer is not synthesized in laboratory cultures because these pathogens are not present.

4 0
4 years ago
The way that a mineral breaks can help to identify that mineral. Some minerals have a tendency to split evenly along specific or
luda_lava [24]

your answer is C. cleavage, fracture

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fracture the way minerals break apart, breaks in an irregular way


8 0
3 years ago
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