The following pedigree concerns the autosomal recessive disease phenylketonuria (pku). the couple marked a and b is contemplating having a baby but is concerned about the baby having pku. what is the probability of the first child having pku? unless you have evidence to the contrary, assume that a person marrying into the pedigree (i. e., not a descendant of the two parents at the top of the pedigree) is not a carrier. the filled-in individuals have pku.

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Which prefix mean under less or below

26 a medida que cambia el clima, ¿qué tipo de reproducción más probablemente de a una especie mayores posibilidades de supervivencia?