Which of the following organisms are capable of self-fertilization?
A. plants
B. tigers
C. humans

What occupation did muhammad have before the first revelation

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass