Answer:
There are <u>eleven organ </u>system in our body .
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Answer:
How exactly do The answers to these questions are DNA replication and protein ... Wilkins amp Franklin Used X Ray crystallography to take pictures of DNA. ... DNA 39 s unique structure enables the molecule to copy itself during cell division. ... Much like a spiral staircase it has two single strands that join and twist together.
Explanation:
Answer:
9:7
Explanation:
We get the dominant phenotype in plants that have at least one dominant allele of EACH of the two genes; otherwise, we get the recessive phenotype. So, the observed ratio in the F2 generation is 9:7.
Answer:
Because they don't have fertilizer.
Explanation:
Well, if this was a long time ago, then farmers did not have fertilizer. So, there are bacteria on the roots of plants that convert nitrogen into a usable form. It's very important for growing, and when farmers harvest the crop, not much of the nitrogen is returned to the land, so it is not as fertile. Fertilizer is largely consisted of nitrogen, so that is why farmers use fertilizers today. But "a long time ago," farmers did not have fertilizer.
Answer:
Explanation:Define as it relates to adaptation
