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Kelsee
Question | Answer |
---|---|
The type of chemical reaction most likely to require energy is a(n) - reaction | Synthesis |
The outer boundary of a human cell is called the: | Plasma Membrane |
The organelle is characterized by folded membranes called cristae: | Mitochondria |
Which skin layer has layer has cells that look prickly because of the desmosomes that join the cells together? | Stratum Spinosum |
Which cells of the skin act as a type of antigen presenting cell in the skin? | Dendritic cells |
At the age of 50, the density of bone: | Decreases slowly because of a shift in the remodeling activity. |
Bones grow in diameter by the combined action of which to of the three bone cell types? | Osteoblasts and Osteoclasts |
Blood calcium levels involve secretion of which to hormones? | Parathyroid and Calcitonin |
The element that contains the same number of protons but different numbers of neutrons is called: | Isotope |
The element oxygen has an atomic number of 8, which means it contains: | Eight Protons |