Lionel uses a model that includes the atmosphere and sunlight to predict earth’s temperatures. in this model, why does increasing the levels of carbon dioxide in the atmosphere cause temperatures to increase?

a. sunlight passes through carbon dioxide.
b. heat is trapped by carbon dioxide.
c. carbon dioxide generates heat.
d. carbon dioxide reacts with water to release heat.

One gene can influence trait(s). one trait can be determined by gene(s).

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

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.