All of the above. Good luck with the bio
Answer:
Option A, Key stone
Explanation:
A keystone species plays a major role in an ecosystem as it is the species whose presence effects all other species in the ecosystem .In general a keystone species is always a dominant predator that feed on prey population. If it is removed, the prey population will explode and the population diversity will reduce. For example - bison, prairie dog etc.
Hence, option A is correct
Interphase<span> begins with G</span>1<span> (G stands for gap) </span>phase<span>. </span>During<span> this </span>phase<span>, the cell makes a variety of proteins that are needed for </span>DNA<span> replication. </span>During S phase, which follows G1 phase<span>, all of the chromosomes are replicated. Following replication, each chromosome now consists of two sister chromatids </span>
Answer:
Knowing how to read a pedigree allows you to track through the family history and how a condition is passed down, if it is genetic. It allows you to tell if the condition is sex-linked, autosomal, dominant, or recessive. It also allows you to see the family and what occurs in the family, such as marriages, miscarriages, and other relationships.
Warm currents move from the equator to the poles.
