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Vilka [71]
3 years ago
10

What factors affect the size of plankton populations

Biology
1 answer:
Leto [7]3 years ago
4 0
 Temperature, Nutrients, dissolved oxygen and the pH. A high pH and temp increase the size of plankton 
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2. A man with type B blood mamies a woman with type A blood. Their first child has type o blood. The couple says this is
Arisa [49]

Blood types:

AB +

AB -

A +

A -

B +

B -

O +

O -

It is possible to have a child with O blood despite the parents having different blood types.

While the man tested for B blood, he could have been a combination between type o and B whereas, the woman was a combination of type A and o. Since A/B are dominant, they would 'stand out' contrarily to o.

This means that their children could have AB or O blood.

6 0
3 years ago
Read 2 more answers
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
2 years ago
. The value of Maggie's car decreased by 10% since last year, when she bought it. If the car is now worth $15,000.00, how much w
Phoenix [80]
You multiply 15,000 by .1, which equals 1,500. Then you add that to 15,000. This equals 16,500. That is your answer.
7 0
3 years ago
A boy on a skateboard travels at a speed of 5.5 m/s for 60 seconds. How far did the boy on the skateboard travel?
Oxana [17]

Answer:

.33 km or 330 meters.

6 0
2 years ago
3. Organisms that are NOT autotrophs
Zolol [24]

Answer:

The answer is D.

Explanation:

Autotrophs are known as producers which gets energy from sunlight and produces their own food.

3 0
2 years ago
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