Topic 6

Question 1

What are chromosomes made up of

Answer 1

histone protein and DNA

Question 2

What do nucleotides consist of

Answer 2

sugar, phosphate group, nitrogen base

Question 3

Function of vacuole

Answer 3

store water, waste material, nutrients

Question 4

Function of the mitochondrion

Answer 4

site for aerobic respiration(energy is released from the breakdown of glucose and is used for cellular activities

Question 5

what is cell wall made up of

Answer 5

cellulose

Question 6

function of ribosome

Answer 6

manufacture protein

Question 7

function of rough endoplasmic reticulum

Answer 7

covered in ribosome, transport protein from ribosome

Question 8

function of smooth endoplasmic reticulum

Answer 8

tubular, manufacture lipids, detoxify harmful substance

Question 9

function of golgi body

Answer 9

chemically modify substances from ER and store them in vesicles

Question 10

feature of root hair cell

Answer 10

long narrow elongation, increase surface area, absorb water and mineral salts faster