Biology 1
the chemical reactions in cells that break down nutrient molecules and release energy for metabolism
What is respiration?
low solute concentration
what is hypotonic solution?
active site loses shape
What happens to enzymes when temperature is too high?
differences between the same species
What is variation?
change in the environment
what is a stimulus?
site of protein synthesis
What are ribosomes?
movement that requires energy and a protein channel
What is active transport
mineral need for strong bones and teeth
What is calcium?
plant hormone
auxin
Genus? Panthera leo
What is Panthera
Organisms that have 3 part body, 3 pairs of jointed legs, 2 Pairs of wings and 1 pair of antennae
What are insects?
10%
How much energy is passed to next trophic level?
movement of pollen from anther to stigma
what is pollinaton
Species
transports sucrose and amino acids around the plant
What is Phloem?
Chloroplasts, cell wall, vacuole
What are cell organelles that are found in plant cells (over animal cells)
excess fertilisers run off into water can lead to
What is eutrophication?
chemical messengers
what is a hormone?
type of fuel made from plants
what is biofuel
kills bacteria not viruses
antibiotics
C, H, O, N and sometimes S
What are elements found in proteins?
hormone secreted when glucose levels are low
What is glucagon?
emulsifies lipids
What is bile?
cell membrane pulled away from the plant cell wall.
What is plasmolysed?
What is estrogen and progesterone?