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dimulka [17.4K]
3 years ago
6

Why is it important for your heart to keep oxygen-rich blood separate from oxygen-poor blood?

Biology
1 answer:
DochEvi [55]3 years ago
8 0

Your heart muscle needs its own supply of blood because, like the rest of your body, it needs oxygen and other nutrients to stay healthy. For this reason, your heart pumps oxygen-rich blood to its own muscle through your coronary arteries.

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If you breathe heavily on a plant, does that increase the rate of photosynthesis?
koban [17]

Answer:

no

Explanation:

they absorb our oxygen by the wind that blows so they can keep alive

3 0
3 years ago
Imagine that you are a graduate student working in a cancer lab. You accidentally mix unlabeled tubes of carcinoma cells with tu
LekaFEV [45]

Answer:D.D.) Suspend the cells in liquid agar culture and monitor which culture continues to grow.

Explanation

Options A-C are correct except D.

→Increase in Telomere length is indicative of abnormal growth, cancer cells can reactive  telomerase to increase cell's length.

→Once a monolayer is reached; this a stage of  a complete normal cell division , a cell that goes beyond this stage must be mutated. assuming all other factors are constant .

Uncontrolled cell division is an indication of virulent growth in mutated cells.

<u>Cancer cell requires a ,medium of  living host to thrive, alga medium will not support growth for carcinoma cells -the correct answer. </u>

<u></u>

Completed Que.

:Imagine that you are a graduate student working in a cancer lab. You accidentally mix unlabeled tubes of carcinoma cells with tubes of normal epithelial cells. Which of the following is NOT a possible strategy to allow you to distinguish which tubes contain carcinoma cells?

A.)Monitor telomere length over time during multiple cell divisions.

B.) Plate the cells in culture and look for the culture that stops dividing once a monolayer is reached.

C.) Monitor the rate of cell division.

D.) Suspend the cells in liquid agar culture and monitor which culture continues to grow.

4 0
3 years ago
When humans remove vegetation from area of the water cycle is most directly affected in which way A) clouds in the area will inc
Arturiano [62]

The correct answer is letter C. evaporation in the area will decrease. When humans remove vegetation from an area, the water cycle is MOST directly affected on the evaporation side. The evaporation in that area will decrease because there'll be no more plants that will hasten the evaporation process. This will create an abnormality in the water cycle.




4 0
3 years ago
1. Direction: Choose and write the letter of the correct answer on the space provides
kari74 [83]

Answer:

its a test its a test

Explanation:

Is this a test is this a tetstis this a test is ti

4 0
3 years ago
Which fingerprint could be identified with Mr. Kurtz?<br><br> 3<br> 9<br> 6<br> 10
TiliK225 [7]
I think personal it is 6 but maybe other people have a better answer <span />
7 0
3 years ago
Read 2 more answers
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