Answer:
There are histones in the nucleus that DNA coils around. The part of the DNA that is coiled around the histones is not accessible, and cannot be expressed in that cell. DNA that is not wrapped around a histone can be transcribed.
Explanation:
B.
When fossil fuels are burned carbon dioxide is released in to the atmosphere
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Answer:
Because of the universality of the genetic code, the polymerases of one organism can accurately transcribe a gene from another organism.
Answer:
7) a. Absorbed: black surfaces absorb light, like in a playground.
b. Transmitted: when light falls on transparent objects, it is transmitted, goes straight through the object, like the clear glass of a window
c. Reflected: when light falls on a smooth, shiny object, it bounces off in one particular direction, like looking at the smooth surface of a lake
It's chemoautotrophs because cyanobacteria can be mixotrophic if needed and they are classified as algae.
