Answer:
Gravity is what holds the solar system together, not only is it gravity it is the sun's gravity, and since the planets orbit around the sun, it's what keeps the solar system together. Explain how the planets in the solar system formed.
Added to the cell membrane by Exocytosis and withdrawn by Endocytosis in a process known as Membrane Recycling.
Great question ! It is the nucleus.
Answer:
restriction enzymes are enzymatic proteins which cleave DNA at specific sites. these proteins are contained inside the bacteria to cleave the foreign DNA particles from Bacteriophages. these enzymes can be isolated from the bacteria and can be used in vitro for DNA manipulation.
Explanation:
restriction enzymes cut DNA creating smaller segments.
Also name restriction endonucleases
examples:
HIND3, BAMH1, ECOR1, etc