Unit 2-Producing New Cells

Question 1

Two matching sets of chromosomes

Answer 1

Diploid

Question 2

Structures which carry genes and are found in the nucleus of a cell

Answer 2

Chromosomes

Question 3

Identical copies of a chromosome produced by replication that are joined together

Answer 3

Chromatid

Question 4

Centre of a cell where the chromosomes line up

Answer 4

Equator

Question 5

Fibres which separate and pull the chromatids to the poles

Answer 5

Spindle Fibres

Question 6

What is the term for the complete number of chromosomes in a cell

Answer 6

Chromosome complement

Question 7

Functions of mitosis

Answer 7

Provide new cells for growth & repair

Question 8

Techniques used to prevent cell culture contamination

Answer 8

Aseptic

Question 9

Controlled, along with pH and oxygen concentration, to provide optimum cell culture conditions

Answer 9

Temperature

Question 10

Medium used in cell culture

Answer 10

Solid (agar) & liquid (broth)

Question 11

Equipment that has been treated with high temperatures to kill any micro-organisms

Answer 11

Sterile

Question 12

Apparatus in which cells are cultured - may be computer controlled

Answer 12

Fermenter

Question 13

A group of similar cells specialised for the same function

Answer 13

Tissue

Question 14

What is the term for a cell that has a particular function in an organism?

(e.g. Red blood cells)

Answer 14

Specialised

Question 15

Several tissues working together to carry out a single function - the heart is an example

Answer 15

Organs

Question 16

Alternative term for cell division which provides new cells for growth and repair

Answer 16

Mitosis

Question 17

Cells in animals that have the potential to become many different types of cell

Answer 17

Stem Cells