MRS GREN

Biology: Cambridge International GCSE Supplement, topic 1.1.1

MRS GREN

How can we decide whether something is a living organism? All living organisms (including animals, plants and bacteria) share seven characteristics that can be remembered using the acronym MRS GREN:

M

M

  • Movement
R

R

  • Respiration
S

S

  • Sensitivity
G

G

  • Growth
R

R

  • Reproduction
E

E

  • Excretion
N

N

  • Nutrition

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