All the meerkats that live in a wildlife refuge make up which of the following? A)population

B)community

C)biosphere

D)niche

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

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

The table above shows five different types of chromosomal abnormalities that can occur during meiosis. they result in either an individual having too many or too few chromosomes in their genome. what is the most likely cause of these chromosomal abnormalities?