Basic building blocks of life
something in the environment that causes a reaction in an organism
Homeostasis is the body's stable, internal environment
The ability to change or move matter
Asexual reproduction is when parents of different sexes mate to produce an offspring
What are the three steps of the cell theory?
The material inside the cell membrane is
The nucleic acid found in cells is called
A thin coat of phospholipids that surround the cell
Which statement about cells is true?
What is the smallest unit of an organism that is classified as living?
Which of the following is the characteristic that all organisms have in common?
Which observation directly contributed to the cell theory stating that all organisms are made of one or more cells?
The human body is made up of four types of tissues. Which of the following structures make up tissues?
Which of the following statements are part of cell theory?
Select all that apply.
single-celled organisms without an organized nucleus
an organelle in a plant cell that turns energy from the sun into chemical energy for the plant to use
a type of cell with a nucleus enclosed by a membrane as well as membrane-enclosed organelles
the process in which plants and some other organisms use the energy in sunlight to make food
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