Answer:
Osteoclasts are the type of cells which are responsible for the absorption of calcium from bones.
Explanation:
Osteoclasts is special type of cells which is released by parathyroid gland when the blood have low levels of calcium. Osteoclasts absorb calcium from the bones and add this calcium into the blood to increase the calcium level. If calcium is present in very high amount so this calcium is stored in the bones of the body and extracted when needed by the body.
Answer:
A
Explanation:
Excretion is a process in which metabolic waste is eliminated from an organism, this is primarily carried out by the lungs, kidneys, and skin.
Answer:
B. Phenotypes
Explanation:
Genotypes is genetic makeup of organism (like the actual genes for particular trait). Phenotype is the expression of that genotype and is usually a physical trait. My best guess is B for this question.
Answer:
Mitosis is used to produce daughter cells that are genetically identical to the parent cells. The cell copies - or 'replicates' - its chromosomes, and then splits the copied chromosomes equally to make sure that each daughter cell has a full set.
Explanation:
comment how it helps
MtDNA is a genome inside the mitochondria outside the cell's nucleus
valuable tool used to get the source of dna from small or damaged biological samples <span />
