Fast which of the following threats to biodiversity is a result of over-fishing? a). global climate change b). habitat loss c). human impact d). invasive species

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

The energy available as a result of the motion of a body is called energy. -potential -gravitational -kinetic -chemical

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?