Marcus is completing a science experiment for class. He wants to see what effect water temperature has on plants. If his experiment contains
one independent variable, which of the following would NOT be a
constant in his experiment? SC. H.1.3.2
A. the type of plant used
B. the water temperature
C. the room temperature
D. the pot used for the plants

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

The offspring of a black cat and a white cat is a gray cat, it has the genotype bw if a black cat mates with a gray cat the chance that the offspring is white will be what percent?

What’s a example of extrusive rock that cooled to quickly for grains to form