Answer:
The only mutations that matter to large-scale evolution are those that can be passed on to offspring. These occur in reproductive cells like eggs and sperm and are called germ line mutations. No change occurs in phenotype.
Answer:
A genetic sequence, the TATA box, is a transcriptions start site and initiates transcription through the formation of RNA polymerase. Negative regulation may inhibit the initiation of transcription and/or repress gene expression.
Explanation:
proteins called transcription factors bind to the TATA box, this triggers RNA polymerase to start synthesizing RNA to DNA
<span>Negatively charged R-groups in the primary structure.
This is because nickel acts as a cation, therefore you would be attracting anions, in this case it would be on the proteins that would be binding to the column. Once they bind to the matrix a was buffer of high salts can elute the proteins.</span>
Answer:
the decomposers do what their name says... they decompose
Explanation:
they decompose the dead animals and plants and turn them into nutrients that helps the plants grow
Answer:
four trophic levels
Explanation:
All food chains and webs have at least two or three tropic levels. Generally, there are a maximum of four tropic levels. Many consumers feed at more than one tropic level.