Which part of a leaf contains all the chemicals necessary for photosynthesis? ?

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Asegment of dna that codes for rna and a protein is a

Animals that have thick fur and ae able to store large amounts of body fat live where ?