04.2 figure 3 shows some equipment that can be used
to determine the concentration of salt solution
inside potato cells.
figure 3
boiling tube
salt solution
cylinder of
potato
distilled
water
salt
solution
describe how the equipment could be used to
determine the concentration of salt solution inside
potato cells.
you should include:
variables that you would need to keep the same
measurements you would need to take
how you would conclude what the concentratior
of salt solution inside the potato cells is. [6 marks

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere

Are the layers of rock above and below the coal older or younger?