Cyanobacteria also known as one of the first organism on earth are responsible for producing nearly 80% of the oxygen on earth.
I think the answer is true but I’m not sure.
Answer:
B. activating CdKs.
Explanation: Just answered it.
Fraternal twins are resulted.
Two ova are fertilised by two sperms thus forming two different zygotes known as dizygotic contrary to only one zygote splitting into two to form genetically identical twins.
Fraternal twins are non-genetically identical twins.
Hope it helped!
Answer:
external
Explanation:
<em>Through the process of photosynthesis, plants use the sun's energy to make sugars to function. External means from an outside force, while internal means from within. Since the sun isn't inside a plant, they gather it from outside, thus it's external.</em>
