What’s the difference between a person with alleles aa and a person with the alleles aa

a. phenotype
b. genotype
c. phenotype and genotypes
d. nothing

Astudent visits the beach during a very hot day she steps on the santa and jumps because it is so hot what type of heat transfer is demonstrated by the sand in this example

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.