What is the probability of two tall pea plants, heterozygous for the tall allele, producing a short pea plan i think its 75percent this is science

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.

Which of your fossils are most likely heterotrophs? which of them are autotrophs? how do you know?