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sergiy2304 [10]
3 years ago
13

A circle with a diameter of 16cm​

Biology
1 answer:
jeka943 years ago
6 0

Explanation:

radius is 8 because radius is half of a diameter

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Prior to the time of Charles Darwin, it was widely believed that all organisms appeared on Earth at the same time and remained u
Ugo [173]

The statement "All organisms appeared on Earth at the same time and remained unchanged throughout history." is just a saying, it does not have any scientific evidence.

And in above option,

'A' shows about scienticific data but there is no any science in statement.

'C' shows Mendel's work with pea plant which is a scientific experiment.

'D' shows Lamarck's idea which is also based ob science.

Therefore, the answer is religious beliefs

3 0
3 years ago
Read 2 more answers
All life on Earth started as unicelluar, prokaryotic organisms. Which of these structures was vital for organisms to develop in
lara [203]

Answer:

nucleus

Explanation:

Nucleus are the brain of the cells which control the behaviour, metabolism, and interaction with others.

7 0
3 years ago
Does anyone know how to answer this question? Please
Sergio [31]

Basically the question is asking you, out of these statements:

A) Meiosis results in four haploid daughter cells

B) Meiosis results in four diploid daughter cells

C) In both processes, DNA replication must occur

D) During meiosis the 2N mother cells produces N daughter cells

E) Mitosis is responsible for genetic continuity, in higher organisms it is essential for growth and repair

which one(s) are true. They provide you information (Venn diagram as well as paragraph) to help you solve this question.

The information tells us what's the correct answers.

Say for an example, the venn diagram tells us that unlike mitosis, during the process of meiosis the 2N mother cells produces N daughter cells (hence why you see the equation 2N ---> N only in meiosis' circle instead of in the middle [which signifies that both mitosis and meiosis shares this trait] or on mitosis' side [which signifies that only mitosis has this trait].) Therefore, D - or the fourth - answer choice is correct, so identify it as a true statement.

A - or the first answer choice - is correct as well. B - or the second answer choice - is not so do not identify it as true. In the paragraph it tells us that instead of two identical daughter cells with the same chromosome number (which is a diploid cell) and DNA, four daughter cells are produced with half the chromosome number, which is a haploid (think of half when you see haploid).

C - or the third answer choice - is right. In the paragraph is states that both processes have DNA replication take place. For mitosis it states "The parent cell goes through DNA replication(...)". For meiosis it states "(...) DNA replication still takes place (...)".

E - or the last answer choice - is correct. In the venn disgram, it has growth and repair under mitosis and the paragraph states that for mitosis, simple organisms use this process as a method of asexual production (which, by the way, maintains genetic continuity).

So, here's our recap:

A is a true statement. Identity it as true.

B is NOT correct thus do <em><u>not </u></em>identify it as true.

C is a true statement. Identify it as true.

D is true thus identify it as such.

E is too true. So, identify it.

Ways to identify includes and is not limited to:

* circling

* highlighting

* selecting

* writing T or true by what's true

* underlining the true statements

* checking the true statements with a check mark

You can signify B as untrue by writing F or false by it, crossing it out, putting an x by it, or simply leaving it be. It all depends on what you're able to do.

3 0
4 years ago
Which portion of the brain is located closest to the spinal cord?
atroni [7]
<span>The brain stem is closest to the spinal cord.</span>
4 0
3 years ago
During the human digestion process, digestion is compartmentalized in various organs throughout the digestive system. how does t
GenaCL600 [577]

The human digestion starts in the small intestine gets the most of the nutrients in your food, and your circulatory system passes them on to other parts of your body to store or use.  When food enters the small intestine, villi along the intestine wall along with enzymes help break down the food, and takes a long journey. The stomach is right above the small intestine, and the small intestine is all wrapped around, and isn't that thick. Nutrients from the food are released to the whole body as energy. The small intestine brings the food to the large intestine, which is five feet long and is near your pelvis, or hips. The large intestine connects to the rectum, and then to the anus. In the large intestine, all the water is absorbed as well as salt.

8 0
3 years ago
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