Sea otters play an important role in maintaining the sea urchin population in the kelp forest. the sea otter is known as a
keystone species
key species
checking species
controlling species

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

Which organisms udergo photosynthesis

Do anyone know who mrs leddy is from duval charter if so me on the homework for 40 points