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Dominik [7]
3 years ago
15

HELP Cell defense worksheet

Biology
1 answer:
allochka39001 [22]3 years ago
6 0

Answer:13 is 4  

Explanation:

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Which enzyme is mixed with a DNA sample before gel electrophoresis
Svetach [21]

Answer:

Restriction enzyme

Explanation:

  • Gel electrophoresis is a process or a technique in which fragments of DNA  are separated in terms of their sizes.
  • <em><u>The restriction enzyme is mixed with a DNA sample before the process. The restriction enzyme cut DNA at specific points into fragments which can then be separated based on their sizes on an agarose gel.</u></em>
  • When current is applied to the gel DNA move towards the positively charged electrode since DNA is negatively charged, with shorter fragments migrating faster through the gel in comparison with large fragments.
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Speech when a doctor listens to a patient's symptoms, analyzes blood tests and is then able to provide a diagnosis, the doctor h
ankoles [38]
The doctor has used INDUCTIVE REASONING. Inductive reasoning refers to a logical process in which multiple premises are combined to obtain a specific conclusion. The doctor used inductive reasoning to obtain the facts about the patient's symptoms.
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3 years ago
Why is the movement of basic elements in<br> ecosystems different from the transfer of<br> energy?
Dmitrij [34]

Answer:

Chemical nutrients and energy tend to flow in the same direction for most of an ecosystem. The big difference is that the chemical nutrients are ultimately recycled in the ecosystem while the energy is ultimately lost from the ecosystem to the universe at large. Energy in any ecosystem ultimately comes from the Sun

Explanation:

7 0
4 years ago
What is true of saturated fatty acid chains? They are more healthy that unsaturated fats. They contain only single covalent bond
Lunna [17]
"They contain at least one double or triple bond" is true of saturated fatty acid chains. This extra bond is why they are called "saturated", because they had less ability to take on other bonds. 
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What type of bond exists between two water molecules?​
Alisiya [41]

Answer:

hydrogen bonds

Explanation:

i looked it up for u

6 0
3 years ago
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