The Punnett square below shows the genotypes of Amelia's parents. R alpha If R represents the dominant gene for straight hair and r represents the recessive gene for curly hair , which statement best explains how Amelia was born with curly hair ?

The use of dna as evidence in criminal investigations became possible because of the

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.

Explain why biological control methods are generally environmentally superior to chemical pest control methods.