A black rooster mates with a white hen. Based on their phenotype, the chance that the offspring will be checkered is 100 percent. What is the rooster’s phenotype? What is the hen’s phenotype? The rooster phenotype is
. The hen’s phenotype is
.

Why are adults bigger than they were as children biology

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?