Coal is made from the remains of dead plants. it is made of carbon and other elements. is coal a mineral? a, yes, because it is formed naturally.
b. yes, because it contains carbon.
c. no, because it is created artificially.
d. no, because it is an organic substance.

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Darius is observing a family of geese, which includes a male goose, female goose, and several goslings. when a dog approaches the geese, the male goose hisses at the dog and flaps its wings threateningly. is the behavior of the male goose an example of an adaptation?

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.