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6. what is polydactyly?

  • a condition where excercise speeds up the heart beat to dangerous speeds
  • a type of gamete
  • a condition where people have more than five fingers or toes on each hand or foot
  • a type of cell

7. how many core cables are in a u.k plug?

  • 5
  • 3
  • 4
  • 6

8. name another thing enzymes can be used for in industry

  • bleach
  • toothpaste
  • baby food
  • clothing

9. what is the term for when a species gets separated and evolve and look like a new species?

  • speciation
  • evolution
  • inhritance
  • enzymes

10. what is current?

  • a amount of light produced
  • a flow of electrons
  • a voltage
  • an amount of energy

11. what are positive ions called?

  • compounds
  • copper sulfate
  • cation
  • ionics

12. what time of respiration requires oxygen?

  • aerobic respiration
  • anerobic respiration
  • epethilial resiration

13. what is the world for the average time it takes for half of the original nuclei to decay?

  • quantitative data
  • electrolysis
  • half life
  • rates of reaction

14. what can enzymes be used for in industry

  • hair colouring
  • nappies
  • sports drink
  • fizzy drinks

15. what type of respiration doesn't need oxygen?

  • asexual
  • aerobic
  • anerobic
  • free

16. name one more thing enzymes can be used for in industry

  • candles
  • hand cream
  • washing powder
  • face wipes

17. which means the food breaks down faster?

  • more acidic
  • more alkaline
  • more neutral
  • balanced

18. what wire is the brown wire?

  • the live wire
  • the voltage wire
  • the earth wire
  • the neutral wire

19. what happens in fertilisation?

  • the cells shrink
  • a cell splits
  • an egg joins with a sperm cell and the DNA combines
  • water passes through a semi permeable membrane

20. what is an enzyme?

  • a piece of chemistry apparatus
  • a stomach cell
  • A biological catalyst
  • a skin cell