Structures and functions in a living organism

Question 0

Nucleus

Answer 0

It’s contains the genetic material that controls the cell

Question 1

Organelles

Answer 1

Tiny structures within cells

Question 2

Cell membrane

Answer 2

Forms the outer surface of the cell and controls what substances go in and out

Question 3

Cytoplasm

Answer 3

A gel like substance where most of the chemical reactions happen. It controls enzymes that control the reactions

Question 4

Chloroplasts

Answer 4

Photosynthesis takes place. They contain a green substance called chlorophyll which is used for photosynthesis

Question 5

Cell wall

Answer 5

A rigid structure made of cellulose which surrounds the cell and supports and strengthens it

Question 6

Vacuole

Answer 6

It is large and contains cell sap(a weak solution of sugars and salts) and supports the cell

Question 7

Red blood cells

Answer 7

Carry oxygen around the body

Question 8

White blood cells

Answer 8

Defend the body against disease

Question 9

Xylem tissue

Answer 9

Used for transporting water and mineral salts

Question 10

Phloem tissue

Answer 10

Used for transporting sucrose and amino acids

Question 11

Enzyme

Answer 11

A catalyst produced by a living thing

Question 12

What do enzymes do?

Answer 12

They reduce the need for high temperatures and they speed up chemical reactions in the body ( metabolic reaction )

Question 13

Substrate

Answer 13

Molecule changed in a reaction

Question 14

Active site

Answer 14

The part where an enzyme joins onto the enzyme molecule

Question 15

What’s the lock and key model?

Answer 15

Where the substrate fits into the enzyme