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Sonbull [250]
3 years ago
6

Why do you think Elodea

Biology
2 answers:
Brums [2.3K]3 years ago
4 0

Answer:

It depends It is important to understand the fact that the number of chloroplasts in an elodea cell can vary. The main idea is that there are not a fixed number of chloroplasts in elodea cell. This signifies that there is not a specific amount in each cell.

I Hope It Helps.

HACTEHA [7]3 years ago
3 0
I believe this is because they lack a cell wall and have no central vacuole.
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Pacemakers maintain the heartbeat in people who suffer from certain defects. The function of an artificial pacemaker is to send
Inessa [10]

slow heart rhythm (bradycardia)

Explanation:

when a persons heart beat is not normal is typically let's say 60-100 beats per minute that means the blood is not pumped properly throughout the body. so the pacemaker works as an heart machine to keep your heart beating.

6 0
3 years ago
Given that there is a baroreceptor reflex to regulate blood pressure, how is it possible for blood pressure to remain high in in
ludmilkaskok [199]

Answer:

In chronic hypertension the baroreceptors get used to high blood pressure and does not respond effeciently.

Explanation:

Hypertension is the condition when blood pressure usually remains higher than normal. The systolic higher blood pressure is considered high above from 139 (mmHg) and diastolic is considered as above from 89 (mmHg).

The condition is considered to be chronic when it affects vital organs such as lung and hurt. There are several stimuli to which brain response to maintain normal blood pressure. Most important and fast of these is baroreceptors present in blood vessels that detect the change in blood pressure and signal to brain for proper response such as dilating the blood vessels in case of high blood pressure.

In coronary hypertension the walls of blood vessels become stiffer due to several factors such as smoking, stress and ageing. The high blood pressure produces tension in the wall of artery which is detected by baroreceptor. In coronary hypertension these barorecepetors get used to higher blood pressure thus does not response to it properly. So blood pressure remains high.

3 0
4 years ago
Read 2 more answers
In the non-random-mating exercise the percentage and frequency data for the genes were unaffected by the non-random mating. True
Mademuasel [1]

Answer:

False

Explanation:

When non-random mating is being carried out, percentage and frequency data are usually affected because non-random mating have the tendency of changing the gene frequencies in a population. These non-random mating usually occurs when individuals choose to mate with superior physical traits or as a result of physical accessibility. The phenotypic characteristics are also greatly influenced by the biotic and abiotic environment they dwell in or other physical characteristics.

8 0
3 years ago
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Answer:

True

Explanation:

5 0
3 years ago
More science lol..............
tia_tia [17]

Answer:

c i think not sure

Explanation:

5 0
4 years ago
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