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dlinn [17]
2 years ago
8

For you who who like brainly

Biology
2 answers:
Wewaii [24]2 years ago
7 0

Answer:

hi

Explanation:

svetlana [45]2 years ago
3 0

Answer:

what..-

Explanation:

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A cell is a complex system. Like most systems, a cell contains a boundary that separates things that are inside the system from
bearhunter [10]

Answer;

Cell membrane


A cell membrane acts as a boundary that separates things that are inside the system from those that are outside the system.

Explanation;

It is a thin semipermeable structure that surrounds the cytoplasm of a cell.

The membrane functions to protect the integrity of the internal environment of the cell by allowing selective movements of materials in and out of the cell.

The membrane consists of a phospholipid bilayer with proteins embedded in it.

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2 years ago
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Where does cellular respiration begin
Arlecino [84]

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cytoplasm

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Cellular respiration is the process in which cells break down glucose, release the stored energy, and use it to make ATP. The process begins in the cytoplasm and is completed in a mitochondrion. Cellular respiration occurs in three stages: glycolysis, the Krebs cycle, and electron transport.

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3 years ago
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________ seems to prevent muscle loss and preserve rmr most effectively:
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Intense exercise seems to prevent muscle loss and preserve rmr most effectively: mostly, and physically exacting task that A. Incorporates many muscle group and B is done near your maximum heart rate modify. Feel free to make your own intense exercise.
7 0
3 years ago
Now it’s your turn to take on the role of a paleontologist, or a scientist who studies fossils. You will try to combine informat
Jobisdone [24]

The oldest fossils present at the bottom of rock layer whereas the youngest fossils are present in the top layer.

<h2>Rock layers from oldest to youngest</h2>

The rock layers that is located farthest from the ground surface are considered as the oldest rock layers and rock layers that are closest to the ground surface are considered as the youngest. A fossil is the remains or traces of plants and animals that lived long ago.

<h3>Presence of fossil</h3>

Those fossils which are present at the bottom of the rock layers are considered as the oldest fossil followed by the upper layer's fossil and so on. The fossils present at the top layer are the youngest fossils so we can conclude that oldest fossils present at the bottom of rock layer whereas the youngest fossils are present in the top layer.

Learn more about rock layer here: brainly.com/question/14545004

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If a healthy young woman takes 12 breaths per minute with a tidal volume of 500 ml, what is her total pulmonary ventilation rate
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6000ml I believe hope this helps !!!!!!!!!!!!!!!!!!!!!!!!!
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