Scientists believe that ancient ancestors of all animals were single celled eukaryotes that sometimes grew in colonies. The correct option among all the options that are given in the question is the second option or option "B".
The Cambrian Explosion resulted in the evolution of the first representatives of most animal phyla. The correct option among all the options that are given in the question is option "B".
Answer:
While plankton are most abundant in surface waters, they live throughout the water column.
Explanation:
Plankton inhabit oceans, seas, lakes, ponds. Local abundance varies horizontally, vertically and seasonally. The primary cause of this variability is the availability of light. All plankton ecosystems are driven by the input of solar energy (but see chemosynthesis), confining primary production to surface waters, and to geographical regions and seasons having abundant light.
Answer:
Vague, but I think you are talking about duplication or mitosis
Explanation:
Mitosis is duplicating DNA to make two geneticly identical daugher cells
Duplications is just unwinding the DNA to make a second copy
Answer:
Increase
Explanation:
Visceral fat is a type of storage body fat. It is stored in the abdominal cavity and often surrounds many vital internal organs like stomach and liver. Over the time it forms a layer around these organs and also deposits in arteries which can cause many problems.
It can lead to insulin resistance which increases the risk for type 2 diabetes. It can also lead to other chronic conditions like heart disease and stroke. Hence, its increased amount is not good for the body. It can be decreased by proper diet, exercise and decreasing stress.
Answer:
b concentration insid e and out side the cell
