What are the adaptations of bottle-nosed dolphins that allows them to thrive in the marine biome? Select all that apply.

A. narrow body to cut through waves

B. they can attach themselves to the sea floor during storms

C. they secrete gases to float in the water

D. paddle-like flippers for swimming

One of the methods used to reduce energy use is: a. energy efficiency c. energy conservation b. energy reservation d. energy holding select the best answer from the choices provided a b c d i know the answer is not option a

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.