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Free_Kalibri [48]
3 years ago
7

What are the chemical compounds of DNA?

Biology
2 answers:
Alexxandr [17]3 years ago
8 0

Answer:

adenine (A), thymine (T), guanine (G) and cytosine (C). The order, or sequence, of these bases determines what biological instructions are contained in a strand of DNA

Explanation:

Blababa [14]3 years ago
7 0

Answer:

DNA has three types of chemical component: phosphate, a sugar called deoxyribose, and four nitrogenous bases—adenine, guanine, cytosine, and thymine.

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Basically, most   antibiotic drugs  are not  effective in controlling bacterial growth. The potency of any antibiotic drugs is a measure of the magnitude of  diameter of the  bacterial growth . <u>This is because the diameter   is the measurement of the bacterial growth around the antibiotic drugs used to control it multiplication, and therefore a  measure  of how effective  it  can controls the population</u> Thus a small diameter around the antibiotic agent is a proof that it suppressed the growth effectively and can effectively be used to control  the bacteria, While  a large diameter is an indication of low effectiveness of the drug.

Based on this analogy, penicillin with wide usage for control  of bacteria growth  with  diameter of 3mm, is the most effective antibiotic drugs.However, Erythromycin which is also widely used control growth with diameter of 5mm  or 6mm depending on   type of bacterial.

Therefore, the least 3mm  diameter presented by penicillin is an indication that , antibiotic drugs  are not effective enough, and further research need to be done to control growth of bacteria and therefore its   pathogenic  effects.  

Explanation:

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3 years ago
A scientist uses electricity to break down water into hydrogen gas and oxygen gas. Which statement best explains what happens? A
Margaret [11]

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A. A chemical change occurs.

Explanation:

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Example of scientific method
Deffense [45]

<em>It involves making observations, formulating a hypothesis, and conducting scientific experiments. Scientific inquiry starts with an observation followed by the formulation of a question about what has been observed.</em>

<em>Hope this helps</em>

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<em>Please give me brainliest</em>

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<em>Thank you for letting me answer your question </em>

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<em>Thank you,</em>

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Which of the following correctly explains the difference between mitosis and meiosis?
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Explanation:

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The answer is D all forms of life depend on each other for survival

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