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anzhelika [568]
3 years ago
5

QUICK!!!! HELP!!!!

Biology
1 answer:
pochemuha3 years ago
3 0

Answer:

Millions of years ago, the Appalachians were taller than the Himalayas! Millions of years of erosion, however, have taken their toll. ... The crust that is now the Appalachians began folding over 300 million years ago, when the North American and African continental plates collided.

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Why is personal hygiene important for limiting the spread of diseases?
Artemon [7]

Answer:

It limits the spread of pathogens

Explanation:

Many diseases are contracted byu direct contact with an individual that is a carrier of a disease. The pathogens primarily spread by direct contact includes parasites, certain bacteria, certain viruses. For example, viruses include: Hepatitis A and Hepatitis E and are associated with poor sanitation and hygiene, leading to infection and inflammation of the liver.

4 0
3 years ago
A/An _______ exists when different concentrations of a substance exist on either side of a membrane.
Alecsey [184]

Answer:It is known as a concentration gradient which in diffusion will always flow from ares of high concentration to areas of low concentrations  

So i believe the answer to this is A.

Explanation:

4 0
3 years ago
Blank comes in many forms including food and heat
ElenaW [278]
Energy would have to be the correct answer
5 0
3 years ago
Which of the following statements regarding structure and function of organelles is correct?
damaskus [11]

Answer:

The correct answer is d Lysosomes contain enzymes to breakdown damaged cellular material.

Explanation:

Lysosomes are called digestive organelle that contain many hydrolytic enzymes such as acid hydrolase ,peptidase, nuclease etc which aids in the digestion of various cellular components such as carbohydrates,protein,nucleic acid.

      Lysosome perform the same function by the formation of auto phagolysosome which contain the those cellular molecules and organelles those are targeted for degradation.

8 0
3 years ago
Please Help Mark and Vikki live in two different areas of North America. The temperature in Mark’s town today is 30°F. The tempe
uysha [10]

Answer:

I assume there could be a change in water vapour in the weather as the coldness and the clouds in the city of Mark will transform into ice and fall like snow. And it is really warm in the town of Vikki, and the vapour of water may fall as rain.

Explanation:

I assume there could be a change in water vapour in the weather as the coldness and the clouds in the city of Mark will transform into ice and fall like snow. And it is really warm in the town of Vikki, and the vapour of water may fall as rain.

See above

Please mark brainliest

<em><u>Hope this helps.</u></em>

6 0
3 years ago
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