1 .		The scientific study of plant life is
2 .		Flesh-eating animals are
3 .		Animals that feed primarily on plants are
4 .		Organisms that consume both plants and animals are
5 .		A part of the nucleus of animal and plant cells that carries genes and helps transmit hereditary information are the
6 .		The material of which genes are composed is
7 .		The animals and plants of a particular region are the
8 .		The fundamental hereditary unit found on chromosomes that control the development of hereditary characteristics are the
9 .		The branch of biology that studies heredity is
10 .		The natural environment in which a plant or animal lives is its
11 .		Passing the winter in a dormant state is
12 .		Spending the summer in a dormant state is
13 .		The tendency of an organism to maintain a stable internal environment in the body is
14 .		Animals, such as kangaroos, whose newborn live in external pouches as they feed and further develop are
15 .		Warm-blooded vertebrates, including humans, characterized by hair on the skin and, in the female, milk producing mammary glands are
16 .		Metabolism refers to
17 .		A permanent structural change in a DNA molecule that may result in a new trait or characteristic is
18 .		The theory that the surviving plants and animals of a particular species are those that are strongest and most adaptable is
19 .		The classification of organisms into categories or systems based on shared characteristics is
20 .		A poisonous substance produced by an organism is a/an
21 .		A substance formed in response to a toxin for the purpose of neutralizing it is a/an
22 .		The loss of water vapor through the membrane or pore of an organism is
23 .		An animal that has a backbone or spinal column is a/an
24 .		An animal that does not have a backbone or spinal column is a/an
25 .		The scientific study of animals is
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