A person will gain weight if he/she consumes food with more calories than he/she needs to provide the energy for body activities. Which explanation is correct? • The amount of ADP builds up in fat cells and muscle cells.
• Excess calories (energy) in the food are converted to fat molecules and stored in fat cells.
• Food molecules that are not needed for cellular respiration are converted to fat molecules and stored in fat cells.

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.