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Roman55 [17]
3 years ago
9

Question 1

Biology
1 answer:
Roman55 [17]3 years ago
8 0

Answer:

The second one and the third

Explanation:

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Help pls :,) 50 points!
PtichkaEL [24]

Answer:

It will most likely decrease.

Explanation:

3 0
3 years ago
The density of an object with a volume of 60.0ml and a mass of 400.0g is ......???
hichkok12 [17]
To find the density of an object, divide the mass by the volume. To find the density of the object in your problem, use a calculator to divide 60.0 by 400.0
5 0
3 years ago
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What environmental stimulus is most likely to result in a more rapid heartbeat in an animal?
Kipish [7]

Answer:

This question is incomplete, the options are:

A) Decreased temperature

B) Strong southerly winds

C) Presence of a predator

D) Lack of water

The answer is C

Explanation:

A stimulus is something that provokes a response or reaction in a living organism. It can either be internal or external. An animal can respond to stimulus such as hunger, heat, predator etc.

However, among all the listed stimuli in the options, the PRESENCE OF A PREDATOR is most likely to result in a more rapid heartbeat in an animal. This is because the predator stimulus will require the animal to respond by running in order to survive. Running will increase its metabolic activity and cause its heartbeat to increase.

8 0
3 years ago
Which of the following controls the activity of all the others?
Dafna1 [17]

Answer:

Pituitary Glands

Explanation:

5 0
3 years ago
What are vaccines made from
murzikaleks [220]
Vaccines and shots are typically made of a small controlled portion of the virus or disease to cause immunity to the large scale types.
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3 years ago
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