BIOLOGY HIGH SCHOOL

The mass extinction at the end of the Mesozoic Era was caused by ______.a. solar radiation
c. an ice age
b. a meteor or asteroid colliding with Earth
d. volcanic activity

Answers

Answer 1
Answer: The answer to the question stated above is letter b.  a meteor or asteroid colliding with Earth
 The mass extinction at the end of the Mesozoic Era was caused by a meteor or asteroid colliding with Earth. This was said to happen about 65 million years ago.
Answer 2
Answer:

Answer:

B. a meteor or asteroid colliding with Earth

Explanation:

On edgenuoty 2020

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Based on your biological knowledge, explain why he has cardiovascular disease.​
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Identify the fossil fuel:
A. Sun
B. Sand
C. Wind
D. Oil

Answers

Correct answer: D). Oil

Fossil fuel is a type of fuel that is formed by the natural process like anaerobic decomposition of dead organisms. These are formed after millions of years when the dead bodies of plants and animals are buried under the rock. Heat from the internal earth and pressure from the rock changes this fossil into the natural gas and cola etc.

Hence, the correct answer would be option D.
Oil, oil is made from things that has died thousands/millions of years ago.

Please help me asap!!!

Answers

I believe it would be the 4th diagram since the lit up side of the moon is directly facing earth

What is human diversity

Answers

Human diversity is a variety between the people, including age, race, nationality, culture, ethnicity, gender, class, disability, sexual orientation, religion.

Toward the end of the world, human height is reduced gradually. True or false?

Answers

Correct! One reason is because kids/ our next generation is not getting the nutrients they need and not enough calcium. Rather, they are increasing their amount of caffeine, and as people know, caffeine makes a human body stop growing. That means they will be shorter. 

Help save the next generation! Less caffeine and more calcium! :D
True!
This is because of how unhealthy people are now adays, just think about the future.
Caffeine plays a major rule in this.
Starbucks, Dunking doughnuts, and more. The more caffeine people have, the shorter they get as they grow older. 

A plants __are Mainly composed of cells that are specialized for Light penetration and the regulation of gas exchange

Answers

The correct answer is leaves. The leaves are the part of the plants that are mainly composed of cells that are specialized for the sunlight penetration and the regulation of the gas exchange. The leaf is located in the external part of the plant which will be the one who is receiving the sunlight and as well as the carbon dioxide and the release of the oxygen.

A student was given a task to observe a bacterial specimen made from dilute yogurt and sketch the shape of bacteria seen. He drew circular shapes. What kind of bacteria could these be?Cocci

Answers

The answer is:  Cocci .
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Lactase and carbonic anhydrase are examples of what type of substance?