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KiRa [710]
3 years ago
14

A cell membrane of all cells is made of

Biology
2 answers:
evablogger [386]3 years ago
6 0

With few exceptions, cellular membranes — including plasma membranes and internal membranes — are made of glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains. Glycerol is a three-carbon molecule that functions as the backbone of these membrane lipids.
timama [110]3 years ago
4 0

Answer:

Cell membranes are composed primarily of fatty-acid-based lipids and proteins. Membrane lipids are principally of two types, phospholipids and sterols (generally cholesterol).

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Which of these best describes Earth’s mantle? (3 points)
Leto [7]

Heyy there.

I'm thinking that it would be B. or D. but idk exactly which one it is.

I hope you figure out wat it is.


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Good Luck and enjoy the rest of ur day!! ^^

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What is the difference between a trait that has multiple alleles and a trait that is controlled by multiple genes? Give an examp
Sergeu [11.5K]

Answer:

A trait that is controlled by more than one gene is called polygenic which translates to "multiple genes". ... In that case one gene has more than two alleles. An example of multiple alleles is blood type

Explanation:

6 0
3 years ago
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Maurinko [17]

Answer: if the upper leg muscles were damaged, (You would not be able to extend the leg straight).

Explanation:

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--> the quadriceps muscles: They are located at the FRONT of the thigh. They consists of four individual muscles which includes the three vastus muscles and the rectus femoris.

--> the adductor muscles: They are located at the medial compartment of the thigh and is consist of the following muscles: gracilis, obturator externus, adductor brevis, adductor longus and adductor magnus.

The quadriceps, hamstrings and adductor muscles work together to straighten (extend) and bend (flex) the leg. Therefore when there is damage to the upper leg muscles, you would not be able to extend the leg straight.

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3 years ago
Fossils of marine organisms hi in the Andes mountains lead Darwin to conclude that???
algol13

Answer:

its C

Explanation:

6 0
3 years ago
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