_______ occurs when one species evolves to resemble another species.
Basic Microbiology
________ are structures like the wings of insects, birds and bats that have the same function but different evolutionary origins.
________ are structures like the wings of insects, birds and bats that have the same function but different evolutionary origins.
___________ like the hind leg bone spurs in snakes are unused structures that are functional in other organisms.
___________ like the hind leg bone spurs in snakes are unused structures that are functional in other organisms.
___________ is a morphological adaptation that allows an organism to blend into their surroundings.
___________ is a morphological adaptation that allows an organism to blend into their surroundings.
Anatomically similar structure inherited from a common ancestor.
Anatomically similar structure inherited from a common ancestor.
A biological community and all the abiotic factors that affect it is known as a(n)
A biological community and all the abiotic factors that affect it is known as a(n)
__________ is an organism whose cells contain complex structures enclosed within membranes.
__________ is an organism whose cells contain complex structures enclosed within membranes.
Large group of ecosystems that share the same climate and have similar types of communities
Large group of ecosystems that share the same climate and have similar types of communities
Scientists think that ____________ were the first cells.
Scientists think that ____________ were the first cells.
The amount of time required for 50% of a radioactive isotope to decay is
The amount of time required for 50% of a radioactive isotope to decay is