Answer:
DNA holds the instructions for the type and order of amino acids within a polypeptide
Explanation:
During transcription, the two strands of DNA unwind. One of the strands serves as a template for make an mRNA strand
Answer:
Astrocytes.
Explanation:
Astrocytes are the star shaped cells that are present in the brain and spinal cord. The exact constitution of astrocytes in the brain is not known and almost 20% to 40% astrocytes are present in brain.
The astrocytes acts as the blood brain barrier and involved in the process of brain scarring. Astrocytes also regulate ions concentration by propagating the calcium ion channels in response to the stimulus. Astrocytes also generate a response by the calcium dependent release of glutamate.
Thus, the correct answer is option (B).
Answer
tad poles and other living thing now nothing flow the way it supposed to go which cause harm in the environment and yes cause he just redrect the river
Explanation:
Primary succession happens when you are left with bare rock and an ecosystem has to start completely from the beginning with remaking soil with humus and lichens. Secondary succession is not as bad since there is still soil left over for plans to regrow.