A. How did Mendel's work gradually gain acceptance b. Describe how a cross between two closely related organisms may result in genetic problems.
c. Are there any advantages in breeding organisms from closely related species? Explain.

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

Physical characteristics of down syndrome

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d