Molecules to Structures: Cells Terms

Question 1

Having, made up of, or involving more than one and usually many cells.

Answer 1

Multicellular

Question 2

Consisting of a single cell.

Answer 2

Unicellular

Question 3

A group of cells that have similar structure and that function together as a unit

Answer 3

Tissues

Question 4

A collection of tissues that structurally form a functional unit specialized to perform a particular function

Answer 4

Organ

Question 5

A complex network which connects several biologically relevant entities.

Answer 5

System

Question 6

The systematic organization of organisms into levels

Answer 6

Organism Hierarchy

Question 7

Unicellular microorganisms which have cell walls but lack organelles and an organized nucleus. {Prokaryotic}

Answer 7

Bacteria

Question 8

A group of organisms of one species that live and interact closely with each other.

Answer 8

Colonies

Question 9

Unicellular eukaryotes that belong to the Kingdom of Fungi

Answer 9

Yeast

Question 10

Organisms whose cells lack a nucleus and other organelles. Most prokaryotes are small, single-celled organisms that have a relatively simple structure.

Answer 10

Prokaryote

Question 11

Any cell or organism that possesses a clearly defined nucleus.

Answer 11

Eukaryote

Question 12

Make (something) appear larger than it is

Answer 12

Magnify

Question 13

An optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells

Answer 13

Microscope

Question 14

Deoxyribonucleic Acid. Molecule that contains the genetic code that is unique to every individual.

Answer 14

DNA

Question 15

The membrane structure in a cell that contains the chromosomes.

Answer 15

Nucleus

Question 16

The firm nonliving layer that encloses and supports the cells of most plants, bacteria, fungi, and algae.

Answer 16

Cell Wall

Question 17

Phospholipid bilayer that is semipermeable and separates the interior of the cell from the outside environment.

Answer 17

Cell Membrane

Question 18

Group of predominantly aquatic, photosynthetic, and nucleus-bearing organisms that lack the true roots, stems & leaves.

Answer 18

Algae

Question 19

Organelle within the cells of plants and certain algae that is the site of photosynthesis.

Answer 19

Chloroplast

Question 20

Found in the nucleus of each cell. The thread-like structure that contains the DNA molecule.

Answer 20

Chromosomes

Question 21

A membrane-bound cell organelle that generate most of the chemical energy needed to power the cell.

Answer 21

Mitochondria

Question 22

The natural movement of particles from an area of higher concentration to an area of lower concentration.

Answer 22

Diffusion

Question 23

The movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules.

Answer 23

Osmosis

Question 24

A chemical process that occurs in plants, algae, and some types of bacteria, when they are exposed to sunlight. In this process, water and carbon dioxide combine to form carbohydrates (sugars) and give off oxygen.

Answer 24

Photosynthesis

Question 25

Sometimes called simple carbohydrates

Answer 25

Sugar

Question 26

A single-stranded nucleic acid. It is responsible for transcribing genetic information from DNA

Answer 26

RNA

Question 27

The ability to do work or cause a change

Answer 27

Energy

Question 28

The gelatinous liquid that fills the inside of a cell

Answer 28

Cytoplasm

Question 29

A subcellular structure that has one or more specific jobs to perform in the cell, much like an organ does in the body

Answer 29

Organelle

Question 30

Any external solution that has a low solute concentration and high water concentration

Water moves into the cell

Answer 30

Hypotonic

Question 31

Any external solution that has a high solute concentration and low water concentration

Water moves out of the cell

Answer 31

Hypertonic

Question 32

Any external solution that has the same solute concentration and water concentration.

Little movement of water in or out of the cell

Answer 32

Isotonic