Which of these is a quantitative observation? O A. The type of gas released by water plants in sunlight
OB. The sweetness of different colors of carrots
O C. An outcome that proves a hypothesis is correct
O D. The volume of gas produced by a culture of yeast

Adoença vitiligo afeta qual doença do corpo?

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.

Which type of transport is responsible for oxygen entering into blood cells? a. vesicle b. passive c. facilitated d. active b. passive