Answer:
C. The lungs
Red blood cells pick up oxygen in the lungs. Blood travels away from the heart and lungs through the arteries. Red blood cells drop off oxygen to the cells through tiny tubes called capillaries. Blood then returns to the heart through the veins and the cycle begins again.
The answer is B cast-off parts of shrubs and trees
Well...
This question is unclear. but.
A dominant trait always shows over recessive. Unless! Someone has two recessive alleles, otherwise that dominant trait would not show. Cause they don't have it in their genes.
Evolve is a term used to describe how one thing changes and become a higher form of itself so by saying that a multicellular change occurred from a unicellular change Then the correct term would be to say that it evolved
Answer:
Mitochondria
Explanation:
Mitochondria can be described as the organelle which is the powerhouse of the cell. These organelles also function to maintain homeostasis of the body. The mitochondria of a cell use up oxygen and nutrients from the body and convert them into energy and heat. The heat is used to maintain the temperature of the organs and body. Hence, the heat-generating organ would have the organelles, mitochondria, in abundance in its cells.