C. DNA molecules
Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.
Answer:
Seaweed most commonly inhabit the littoral zone (nearshore waters) and, within that zone, on rocky shores more than on sand or shingle. Seaweed occupy various ecological niches. At the surface they are only wetted by the tops of sea spray, while some species may attach to a substrate several meters deep.
Explanation:
Answer:
First a warm front then a cold front.
Explanation:
Cyclone may be defined as the amount of the large air and move around the area that has low atmospheric pressure. The cyclone can cause the large disturbances to the living organisms.
The cyclone formation occurs at the low polar vertices. The two main types of front are related to the cyclone. The warm front first form for the air movement. This warm front is later replaced by the formation of the cold front of that cyclone.
Thus, the correct answer is option (3).
... a Y chromosome from the father.
A population decrease in primary producers would affect the ecosystem negatively because everyone who ate the primary consumers would have a lack of food.