The freezing point of the solutions.
The freezing point of water.
The amount of solvent used.
The amount of solute used.
Neither rods nor cones
Rods and cones
Answer option 1
Answer option 2
Answer option 3
Answer option 4
Blue, red, violet
Orange, blue, violet
Orange, green, blue
Blue, green, orange
Scientist 1 only
Scientist 2 only
Scientist 3 only
None of the scientists
A frozen specimen is less susceptible to contamination than a thawed specimen.
A frozen specimen is more susceptible to contamination than a thawed specimen.
A frozen specimen is necessary for the sequencing of mtDNA..
A frozen specimen is necessary for the use of PCR techniques.
Mammoths are more closely related to African elephants than Asian elephants.
Mammoths are more closely related to Asian elephants than African elephants.
African elephants and Asian elephants are more closely related to each other than to mammoths.
Asian elephants split from mammoths 4 million years ago.