What alternative energy source would we use in the future

This rapid change in species that rarely leaves behind fossil evidence is referred to as

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.

Viruses have a core made up of everything listed here except a. plasmids. b. genetic material. c. dna. d. rna.