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Likurg_2 [28]
3 years ago
8

What would be the first step in using PCR to copy a gene?

Biology
1 answer:
Soloha48 [4]3 years ago
6 0
B. DNA is heated to separate strands
<span>First.PCR reaction</span>
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True or false, Drive theory involves a human's need to take care of basic desires like thirst, hunger, rest, and safety.
AVprozaik [17]
Your answer will be true
3 0
4 years ago
Explain the relationship between three aspects of science: hypothesis, research/experimentation, and theory.
Luda [366]
Hypothesis: It is basically a prediction of what an experiment will do. You are making a scientific guess to what is going to happen. After you make a hypothesis you will perform a experiment to test your hypothesis and to see whether your hypothesis was right or not. If it is then you are good to go (move on to make a data) if not then you have to do the project over again. 

Research/ Experiment: Usually researching and experimenting are different kind of things but experimenting is basically what i said in the Hypothesis area, you are testing to see if your hypothesis is right or wrong. Usually researching means you are finding a source for your project. (Using source is a main thing when creating a project).

Last by not least theory: Theory is different from predictions or hypothesis. A theory is a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained. Example: My theory for the big bang theory is... and you put your theory in it.

Hope this helped :)  <span />
4 0
3 years ago
Read 2 more answers
A partir del concepto de osmorregulación cual es la regulación hídrica y salinas en peces de agua dulce y salada
maks197457 [2]

Answer:

Absorben o excretan agua salada para mantener la homeostasis.

Explicación:

La regulación hídrica y salina en peces de agua dulce y salada se realiza según las condiciones ambientales. Los peces pueden pasar mucha orina muy diluida en la que hay menos solutos o sales, y logran el equilibrio de electrolitos en el cuerpo mediante el transporte activo de sales a través de las branquias. En un ambiente marino hipertónico, los peces de agua salada comienzan a beber agua de mar y mantienen el equilibrio electrolítico mientras excretan el exceso de sales a través de sus branquias y su orina.

6 0
3 years ago
True or False<br><br> Osmosis is the movement of water into and out of a cell.
Juliette [100K]

Answer:

True

Explanation:

6 0
3 years ago
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While reading an online resource, a student noticed an error in the paragraph below:In photosynthesis, ATP is generated in the l
satela [25.4K]

Answer: ATP and NADPH are produced in the light dependent stage

Explanation:

In the light dependent stage of photosynthesis, photoactivation of chlorophyll results in the splitting of water molecules and the transfer of energy to ATP and reduced nicotinamide adenine dinucleotide phosphate (NADPH).

NADPH and ATP are used to carryout the light-independent stage and not just ATP alone as claimed in the publication.

The phrase that needs correction is "ATP is generated in the light reactions "

5 0
3 years ago
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