Fossils of the first animals are rare because they

a. were large and likely to be eaten by others after they died.

b. lived only in volcanic regions, and were destroyed by lava flows.

c. were soft-bodied and tiny, therefore unlikely to fossilize.

d. had hard shells that broke down easily, leaving no trace

An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?

How do chloroplasts set plants apart from other living things

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.