When growth in a child is impaired by a deficiency of endogenous growth hormone, somatropin may be prescribed. when in the period of growth and development must somatropin (humatrope) be administered to children?

In the african savanna,more wildebeests are born than the environment can support. which is most likely to happen over a period of years as a result

Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.

Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures