A
the naturally occurring difference in DNA sequences between individuals within the same species, leading to diversity in traits like eye or hair color
Variation
Smoking, radiation and UV light are ________ factors that can cause mutation
environmental
humans choose and mate plants or animals with desirable traits to produce offspring. S____ B_____
Selective breeding
closely copying the appearance, behavior, thing for advantage, such as survival,
Mimicry
the process where organisms with advantageous, inheritable traits better suited to their environment survive and reproduce more successfully, passing those favorable traits on to their offspring
Natural selection
Homologous structures and DNA similarities are evidence to support the theory of ---------
evolution
a physical feature or body part of an organism, such as a giraffe's long neck or a bird's sharp talons, that helps it to survive. ________ adaptation
structural
How an organisms trait appears. Eg Brown hair, Long neck
Phenotype
if it makes an organism more capable of surviving and reproducing, the organsim has a _________ trait
favourable trait
species change over generations by passing on traits from ancestors while also accumulating small variations = Decent with ________
modification
Blue eye colour, Hair colour, Detached earlobes are mutations of which type?
Neutral
an inherited bleeding disorder where the blood doesn't clot properly due to a deficiency in blood-clotting proteins called clotting factors: Cystic fibrosis or Hemophilia, or Sickle cell
Hemophilia