B 2

how many chromosomes is there is the human body?

• 22 - 11 pairs

• 33 - 2 pairs

• 46 - 23 pairs

• 90

what is the first stage of mitosis?

• looking at what needs done as well as taking time to understand why it needs to happen

• tripling the cell

• making two copies of all the sub cellular organisms including chromosomes

• doubling the chromosomes

what is the 2nd stage of mitosis?

• the nucleus divides

• the cell divides

• everything doubles

• peter cuts his hair

what is the 3rd stage of mitosis?

• their isn't one

• the cell divides

• the nucleus divides

• nothing happens

what do all cells start of as?

• simple cells

• osmosis

• root hair cells

• stem cells

what is a clone?

• a chage that takes place when cells are under pressure

• a long cell with many legs

• an identical copy of something

• helpless witch

when do animal cells differentiate?

• at an early stage of life

• just before they are born

• very late in life

• when they are needed

when do plant cells differentiate?

• just before they are born

• early in life

• when they are wet

• throughout life

Where are human stem cells be cloned from?

• from adult blood

• from adult bone marrow or human embryos

• from adult liver and child liver

• from embryonic blood and marrow

why do some people not like stem cell cloning ?

• it doesn't follow hookes law

• it is bad for you

• it is against Muslim traditions

• there are potential risks