cells, cell theory, and levels of organization

What is the function of the cell membrane?

• Keeps cell parts in place.
• Converts carbon dioxide into sugar.
• Controls what enters and leaves the cell.
• Stores water and nutrients.

What is NOT part of the cell theory?

• All cells are the biggest thing in the body.
• All organisms are composed of one or more cells.
• The cell is the basic unit of structure and organization in organisms.
• All cells come from pre-existing cells.

Which of the following allows particles to move in the cell in an animal cell?

• Nucleus
• Cytoplasm
• Chloroplast
• Vacuole

What is the nucleus of a person?

• Chromosomes
• Eyes
• DNA
• Brain

What works together to make tissues?

• Organisms
• Organs
• Tissues
• Cells

What is an example of an organ to its organ system? (Organ : Organ System)

• Bone marrow cell : Cells
• Leaf : Stems and Leaves
• Fish : Plant
• Leaf : Skeletal System

What is the largest unit of structure and function of a living thing?

• Organism
• Organ
• Cell
• Tissue

Who invented the term "cells?"

• Matthias Schleiden
• Theodor Schwann
• Rudolf Virchow
• Robert Hooke

What is the largest organ in a human body?

• Skin
• Heart
• Nails
• Feet

What is an organ system made of?

• Tissues working together
• Organs working together
• Cells working together
• All of the above