_____ is when an organism blends into its environment.
____ is the breeding of plants and animals to produce desirable traits.
Scientists use _____ to estimate the age of fossils from sedimentary rocks.
The study of the development of the earliest stage of organisms is ____.
Body parts that are reduced in size with no apparent function are called ____.
______ is often referred to as “survival of the fittest.”
A trait that makes an individual different from other members of its species is a(n) _____.
Body parts that are similar in origin and structure between different species are called _______.
Remains of life from an earlier time are ______.
Which of the following is NOT a fossil?
In undisturbed areas, older rock layers lie ______ younger rock layers.
Which of the following is not a principle of natural selection?
The viceroy butterfly, which is harmless, has adapted to look like the monarch butterfly, which is poisonous to birds. This provides the viceroy protection from predators. This is an example of what type of adaptation?
A(n) _______ is any variation that makes an organism better suited to its environment.
A skunk spraying a predator is an example of a ______.
A bird making loud calls to attract a mate is an example of _____.
Why do bison live in herds?
________ drive adaptations in species over time.
Why was genetic diversity important for the banana?
Over many generations, what would the number of well-adapted organisms in a population be expected to do?
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