Bacterial membranes contain branched-chain fatty acids. How do expect the presence of branched-chained fatty acid to affect the fluidity of the membranes

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales

The hypothesis that evolution occurs at an irregular rate through geologic time is known as: directional evolution directional equilibrium punctuated equilibrium punctuated evolution

Which of the following is the scientific term for an organism that makes its food from inorganic materials? a.autotroph b.heterotroph c.embryotroph