Science Lesson 1-2 Flashcards
1
Q
a group of similar cells that preform a specific function
A
tissue
2
Q
a body structure that is composed of different kinds of tissue that works together
A
organ
3
Q
a group of organs that work together to preform a major function
A
organ system
4
Q
only change or signal in the environment that can make an organism react in some way
A
stimulus
5
Q
an action or change in behavior that occurs as a result of a stimulus
A
response
6
Q
an organ that produces and releases chemicals either through ducts or into bloodstreams
A
gland
7
Q
the chemical produced by an endocrine gland a chemical that affects growth and development
A
hormone
8
Q
the reaction of a person’s body to potentially threatening, challenging, or disturbing events
A
stress
