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Monica [59]
3 years ago
13

At the beginning every heartbeat the heart is what?

Biology
1 answer:
PSYCHO15rus [73]3 years ago
6 0

Answer:

The heart is a pump, usually beating about 60 to 100 times per minute. With each heartbeat, the heart sends blood throughout our bodies, carrying oxygen ... It sends out an electrical signal to start the contracting (pumping) of the heart muscle.

Explanation:

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What number of President was Andrew Johnson
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A quick Google search revealed that Andrew Johnson was the 17th president of the United States.

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Which of the following best describes what happens to water molecules after they enter the atmosphere through the process of eva
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Once entering the atmosphere the heated up water vapor (that's the process of evaporation) cools back down (the atmosphere is cooler than the Earth you see). it makes clouds Their it will condense until it's heavy enough to fall to Earth as precipitation! 
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The diagram shows a section of DNA. What is the arrow labeled X pointing to? adenine thymine cytosine guanine
Schach [20]

Answer:

This is one example of a chimp DNA diagram

A G C T A C A G A G

A is Adenin

G is Guanine

C is Citosin

T is Thymine

Explanation:

Adenine

Adenine is an organic molecule found in DNA, ribonucleic acid (known as RNA) and adenosine triphosphate, better known as ATP.

Guanine

Guanine is a purine base found in DNA and RNA that binds exclusively with cytosine to form ribonucleosides called guanosine or deoxyribose to form deoxyguanosine.

Thymine

Thymine is a pyrimidine base found in DNA that binds to adenine.

Cytosine

Cytosine is a pyramid-shaped nitrogenous base that binds to guanine in RNA and DNA as nucleotides and functions as part of the genetic code.

#AnswerForTrees

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4 years ago
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(64 points)
Mnenie [13.5K]

Hello,

Question:

Over time bacteria get used to anti bacterial medicine. Doing this can add symptoms and take away the easiest process of healing grout the human and destroying the bacteria.

Using complete sentences, explain how this speeds up the process of evolution in bacteria.

Answer:

Well, the reason medicine speeds up the evolution of bacteria because it needs to put the medicine ineffect for the vaccine to work properly. The faster it works the easier and less painful it will be for that person. Thats why when they go to hospitals they try to give treatment as fast and quickly as possible so there is no further damage. The medicine works almost instantly.

Edited Answer:

The reason bacteria can evolve faster because the DNA which is sharing which the evolution happen much faster, mostly because you don't have to rely on mutations.

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Which items work to stop bleeding?
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Platelets stop bleeding.
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3 years ago
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