The type of bond within water molecules is _______ covalent.
the range of phenotypes within a population, raw material for natural selection to act upon
A vesicle from the golgi fuses with the plasma membrane and releases its contents
a feature of an organism that favours its survival to reproductive age
Phase of interphase in which DNA replicates.
using the number of differences in DNA or amino acid sequences to deduce how long ago species split. (2 words, not space)
Animals that eat secondary consumers are called __________ consumers.
Organic molecule that functions in active transport across membranes.
trait structures which are similar because of convergent evolution and not a common ancestor
Animals that eat primary consumers are called __________ consumers.
an environmental variable that acts to remove poorly adapted individuals. (2 words, no space)
Kingdom that contains single celled eukaroyotes like ameobas and euglenas.
Form in which excess carbohydrates are stored in plants.
Kingdom that contains multicellular heterotrophs with cell walls made of chitin.
the science of classification.
Animal phyla that has bilateral symmetry, segmentation and a complete digestive system.
structures which are similar because of common ancestry.
In Homo sapiens, sapiens is the _______ name.
Phase of mitosis in which sister chromatids separate
a group comprised of an ancestral species plus all of the species that have evolved from the organism.
Number of identical cells produced from mitosis