Pepsin works best in which type of environment? A
acidic, only
B
basic, only
C neutral
D
sometimes acidic, sometimes basic

Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

The diagram shows a chicken embryo and a human embryo