something in the environment that causes a reaction in an organism
Question 3
3.
Homeostasis is the body's stable, internal environment
Question 4
4.
The ability to change or move matter
Question 5
5.
Asexual reproduction is when parents of different sexes mate to produce an offspring
Question 6
6.
What are the three steps of the cell theory?
Question 7
7.
The material inside the cell membrane is
Question 8
8.
The nucleic acid found in cells is called
Question 9
9.
A thin coat of phospholipids that surround the cell
Question 10
10.
Which statement about cells is true?
Question 11
11.
What is the smallest unit of an organism that is classified as living?
Question 12
12.
Which of the following is the characteristic that all organisms have in common?
Question 13
13.
Which observation directly contributed to the cell theory stating that all organisms are made of one or more cells?
Question 14
14.
The human body is made up of four types of tissues. Which of the following structures make up tissues?
Question 15
15.
Which of the following statements are part of cell theory?
Select all that apply.
Question 16
16.
single-celled organisms without an organized nucleus
Question 17
17.
an organelle in a plant cell that turns energy from the sun into chemical energy for the plant to use
Question 18
18.
a type of cell with a nucleus enclosed by a membrane as well as membrane-enclosed organelles
Question 19
19.
the process in which plants and some other organisms use the energy in sunlight to make food
Question 20
20.
a set of statements or principles devised to explain a group of facts or phenomena, especially one that has been repeatedly tested or is widely accepted and can be used to make predictions about natural phenomena