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9966 [12]
3 years ago
12

Which of these is a biotic factor in a beach ecosystem

Biology
2 answers:
Anna11 [10]3 years ago
7 0

its seaweed (for apex)

UNO [17]3 years ago
4 0
Not sure what the choices are but a biotic factor is anything living.
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Which condition is necessary for a mold fossil to form?
LuckyWell [14K]

Answer:

The mold must be filled with sediment.

Hope this helps!

8 0
3 years ago
A eukaryotic chromosome consists of _____
sergey [27]

A eukaryotic chromosome consists of histones.

<h3>Properties of eukaryotic chromosome</h3>

Eukaryotes posses pairs of linear of chromosomes and they are all contained in the nucleus of the cell, possessing characteristic forms.

Eukaryotic chromosomes consists of histones which are condensed and DNA surrounding nuclear proteins.

Therefore, a eukaryotic chromosome consists of histones.

Learn more about eukaryotic chromsomes here:

brainly.com/question/19661895

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2 years ago
How do we get more energy from the sun?
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U need to utilize mirrors to build the power of sunlight based vitality for a specific gadget.
4 0
3 years ago
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A student reported that a limp stalk of celery became crisp when placed in ice water If a hypothesis is shown to answer several
Xelga [282]
The correct answer is a law

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5 0
3 years ago
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The semilunar valves of the heart open at the onset of the ejection period. Approximately what percentage of the stroke volume i
mr Goodwill [35]

The percentage of the stroke volume is ejected during the first quarter of systole will be approximately 60% to 65%

<u>Explanation:</u>

The time interval between the atria contraction and the relaxation of ventricles are called as a Cardiac cycle. Systole denotes the heart contraction during the blood pumping. Diastole refers to the heart relaxation when the blood is filled in the heart chambers. The total blood is not fully pumped by the ventricles.

Instead they will pump only a proportion of blood in each of the cardiac cycle.  The ejection fraction refers to the proportion of the intraventricular volume that is received as a output in circulation process. A human with normal heart functioning can have approximately 60-65%. This is known to be stroke volume. The blood volume that is ejected is strove volume.

7 0
3 years ago
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