Biology 1- Genes and Enzymes

Description

Edexcel GCSE Biology Topic 1 Quiz
mirandasmith98
Quiz by mirandasmith98, updated more than 1 year ago
mirandasmith98
Created by mirandasmith98 over 9 years ago
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Resource summary

Question 1

Question
What 4 things do BOTH plant and animal cells have?
Answer
  • Nucleus, Rigid cell wall, Cell Membrane, Cytoplasm
  • Flagellum, Chloroplasts, Cytoplasm, Nucleus
  • Nucleus, Cytoplasm, Cell Membrane, Mitochondria
  • Mitochondria, Nucleus, Cell Membrane, Rigid Cell Wall

Question 2

Question
What are PLASMIDS?
Answer
  • Hair like structures which make the bacterium move.
  • Small loops of DNA which contain genes for things like drug resistance.
  • Big loops of DNA which contain enzymes to catalyse reactions.

Question 3

Question
What makes a bacterium cell move?
Answer
  • Plasmids
  • Nucleus
  • Chromosomal DNA
  • Flagellum

Question 4

Question
Which type of microscope allows us to see things in more detail?
Answer
  • Light Microscope
  • Electron microscope
  • Plasmid microscope

Question 5

Question
What is the equation for magnification?
Answer
  • Magnification = Length of Image / Length of specimen
  • Magnification = Length of specimen / Length of image
  • Magnification = Length of microscope / Length of specimen

Question 6

Question
What does a DNA molecule look like?
Answer
  • Two strands coiled together in double helix
  • Single strand
  • Two strands lined up next to each other
  • Triple helix

Question 7

Question
What chemicals pair up in a DNA strand?
Answer
  • A and G, C and T
  • A and T, C and G
  • A and C, T and U
  • C and U, G and A

Question 8

Question
Who came up with the model of the DNA double helix structure?
Answer
  • Franklin and Wilkins
  • Franklin and Crick
  • Watson and Wilkins
  • Franklin and Watson
  • Watson and Crick
  • Wilkins and Crick

Question 9

Question
Which of these is NOT a good thing about the Human Genome Project?
Answer
  • Could help people get life insurance
  • Predict and Prevent diseases
  • Help to develop new medicines designed specifically for us
  • Improve forensic science

Question 10

Question
What was the aim of the Human Genome Project?
Answer
  • Try and find 99% of all DNA
  • Try and find every single human gene
  • Try and find 50% of DNA
  • Try and find 99% of human genes
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