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Yuki888 [10]
3 years ago
14

The secondary structure of a double-stranded dna helix molecule can best be described as a _____.

Biology
1 answer:
Ilia_Sergeevich [38]3 years ago
5 0
Sugar-phosphate backbone with the bases of the complementary base pairs adenine-thymine and guanine-cytosine projecting toward the inside of the backbone.
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How many nitrogen bases are needed to specify 4 amino acids? a. 3 b. 6 c. 9 d. 12
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Answer: Option D is correct (12).

Explanation:

Codon is a set of DNA or RNA nucleotides so each amino acids are coded by 3 bases. For the specification of 4 amino acids, 12 bases are required. 3*4=12

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Which of these is an example of part of a scientific theory
defon

A statement that carbon is matter and cannot be created or destroyed is an example of part of a scientific theory and is denoted as option A.

<h3>What is a Theory?</h3>

This term refers to series of principles which helps to explain a particular phenomenon.

The most suitable choice will therefore be option A as it helps to explain why carbon can't be created or destroyed due to it being a matter and is the correct choice.

Read more about Theory here brainly.com/question/11555274

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The options include:

A. A statement that carbon is matter and cannot be created or destroyed

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1 year ago
Explain the difference between types of scientific investigation
allsm [11]

Answer:

Hey there.

<em><u>There are three types of scientific investigations: descriptive, comparative, and experimental scenitific investigations. </u></em>

<em><u></u></em>

fist we have <em><u>Descriptive</u></em> scientific investigations.

Descriptive investigations use careful observations and measurements to develop findings.

Then we have <em><u> comparative </u></em>Investigation.

comparative investigations Involve collecting data on different populations/organisms, under different conditions (Times of year, locations), to make a comparison. for Example, Using a hand lens to examine the color and texture of four different rocks.

Lastly we have <em><u>experimental</u></em> scientific investigations.

Experimental investigations involve a process in which a "fair test" is designed and variables are actively manipulated, controlled,

I hope it helped!!!

<em>Wbob1314</em>

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Can you artificially grow organs
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Ex. So Basically People Can Grow ARTIFICIALLY Grow Organs, But Only When Your Still an INFANT Because Your Organs are Still Miniature and Still in The Human Body.

Hoped That Helped </span>
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3 years ago
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