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6. Which of these is NOT a place that you would find structural proteins?
- hair
- cytoplasm
- saliva
- blood
7. What is a person's weight determined by?
- genes and environment
- genes
- environment
- neither genes nor environment
8. How many chromosomes does a human sex cell have?
9. Which of these can NOT reproduce asexually?
- greenfly
- humans
- strawberry plants
- bacteria
10. Which of these is NOT a symptom of huntington's disease?
- poor concentration
- breathing difficulty
- mood changes
- tremors
11. The correct size order from smallest to largest?
- chromosome, cell, nuclues, gene
- gene, chromosome, nucleus, cell
- gene, nucleus, chromosome, cell
- chromosome, gene, nucleus, cell
12. Which of these is a recessive homozygous genotype?
13. Which of these is NOT a symptom of cystic fibrosis?
- memory loss
- mucus in airways, gut and pancreas
- chest infections
- breathing difficulty
14. Where are chromosomes found within a cell?
- mitochondria
- nucleus
- cytoplasm
- ribosomes
15. What is the chance of a child suffering from cystic fibrosis if both parents are carriers?