D. Cholinergic antagonists
If I am not wrong, I believe the answer is Producers. The reason as to why I say that producers is the answer is because in every food chain, there needs to be a base. That base is what provides the starting energy that will later on move up in the food chain.
Sickel cell anemia is an inherited disease that is due to a base substitution mutation in a gene.
Answer:
option B
Explanation:
there are 22 pair of autosome and 2 pair of sex chromosome
Mitosis and cytokinesis. In eukaryotes the processes of DNA replication and cell division occur<span> at different times of the </span>cell division<span> cycle. During </span>cell division<span>, DNA condenses to form short, tightly coiled, rodlike chromosomes. Each chromosome then splits longitudinally, forming two identical chromatids.
</span>