OCR gateway science - b3

biology - living and growing

HideShow resource information
  • Created by: lucy
  • Created on: 18-05-11 13:13

Cells and DNA

Plants and animals have similarities and differences.

  • energy for life processes is provided by respiration
  • most of these reactions involved take place in mitochondria
  • mitochondria are organelles surrounded by two membranes
  • they break down food molecules to make ATP
  • they provide the energy a cell need to move,divide,and produce secretory products and contract
  • the mitochondria are located in the cytoplasm of a cell
  • an organelle is a small structure within a cell


1 of 2


dna is found in the nucleus of every cell

it is a double stranded helix, each of the two strands is made up of lots of small groups of nucleotides

each nucleotides

2 of 2


No comments have yet been made

Similar Biology resources:

See all Biology resources »See all resources »