Why does a teenage girl needs more protein in her diet than an adult woman

Unlike sexual reproduction, asexual reproduction maintains which characteristic of the original cell? A. size B. shape C. number of nuclei D. number of chromosomes

What is he first system of the body that a common cold affects

While conducting an assessment of a child's development, what does a nurse expect a 24-month-old toddler to be able to do?

Variation is useful for the survival of species over long time. but the variants have unequal chances of survival. explain this statement.

Which type of cell is a stem cell? A. a cell that has not specialized yet B. a cell that has expressed its genotype C. a cell that has specialized into a stem cell D. a cell that has changed from a skin cell to a stem cell

How does the sun provide energy to carnivors

To meet cellular needs forfood, waster, energy and waste removal, multicellular organisms have developed various specializations such as organs

different concentrations of solutes in a solution can affect organism's cells.

Eggs of reptiles, birds, and a few primitive mammals are laid on land, usually away from water and sources of food. what features of land eggs such as those found in birds allw this typeo f early development?

What happens to the carbon atom during photosynthesis the light-dependent reactions