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user100 [1]
3 years ago
14

Bio help please!! will mark brainliest! thank u!

Biology
2 answers:
Naily [24]3 years ago
8 0
Part a: Plasma Membrane
part b:<span> The basic function of the </span>cell membrane<span> is to protect the </span>cell<span> from its surroundings. 
part c: and hang on one second for this last part, ill answer just need to find some note, will take like 1min.
</span><span>
</span>
user100 [1]3 years ago
3 0
Hi there!

Let's do letter B - the nucleus.

Part A - We have selected the nucleus
Part B - It is the powerhouse of the cell. It controls cell functions and stores information long-term.
Part C - In cell y, there are chloroplasts, which means that cell y can perform photosynthesis, while cell x cannot.

Hope this helps!! :)
If there's anything else that I can help you with, please let me know!
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Distinguish between voluntary and involuntary actions.
sukhopar [10]
<h2>GREETINGS!</h2><h2>_____________________________________</h2>

<u>ANSWER</u><u>:</u>

<h2><u>DEFINITIONS</u></h2><h2>_____________________________________</h2><h3><u>VOLUNTARY MUSCLES:</u></h3>

Voluntary muscles are those muscles which work under our conscious control and can be controlled at will also we can choose choose them when to use and when not to use. These are simply SKELETAL MUSCLES attached to the bone, so all the movements of hand and legs and whatever u do are because of voluntary muscles.

<h3><u>__________________________________________________</u></h3><h3><u>INVOLUNTARY MUSCLES:</u></h3>

the muscles in the human body that do not work under our will and we cant control them. They are mainly controlled by the autonomic nervous system in the body. So, involuntary muscles include all the muscles whose activity which is not controlled by our NERVES. They are also called SMOOTH MUSCLES since they are present as the visceral layer over the organs.

<h2>_____________________________________</h2><h2>DIFFERENCES</h2>

1)      VOLUNTARY MUSCLES are under our control but INVOLUNTARY                 MUSCLES are not under our control

2)      VOLUNTARY MUSCLES are also known as skeletal muscles but INVOLUNTARY MUSCLES are also known as smooth muscles

3)      VOLUNTARY MUSCLES are attached to the bones in the body, but INVOLUNTARY MUSCLES are attached to the soft hollow internal organs.

4)      VOLUNTARY MUSCLES are controlled by the somatic nervous system. INVOLUNTARY MUSCLES are controlled by the autonomic nervous system.

5)      VOLUNTARY MSUCLES  require more energy. INVOLUNTARY MUSCLES require less energy.

<h2>_____________________________________</h2><h2>HOPE THIS HELPS!</h2><h2 />

8 0
3 years ago
The lac operon in E.coli regulates genes that code for enzymes required for breakdown of lactose. The lac operon is____ operon t
user100 [1]

Ans.

Lac (lactose) operon in a type of bacterial operon, which shows a cluster of genes that are regulated by a single promoter. It is composed of an operator, promoter, a terminator, and three structural genes (lacA, lacY, and lacZ), which are responsible for the transport and breakdown of lactose.

The lac operon is an inducible operon as it gets activated in the presence of lactose and expressed its functional genes in the form of proteins (or enzymes) for lactose metabolism.  

Thus, the correct answer to be fill in first blank is 'inducible' and in second blank is 'lactose.'

8 0
3 years ago
Read 2 more answers
If you measure the width of a book with a ruler you are collecting
irinina [24]

If you measure the width of a book with a ruler you are collecting DATA.  Data is the facts and statistics collected together for analysis.

4 0
3 years ago
How many G3P would be produced if there are 36 Carbon Dioxide that enters the Calvin Cycle?
hjlf

Answer:

c

Explanation:

Im pretty sure, so sorry if I'm wrong though.

5 0
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35 points.<br><br> Indentify bi-products of synthetic materials
Sindrei [870]

Answer:

polymers, monomers etc.

and carbon emmision ig

7 0
3 years ago
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