Which of the following statements regarding absorption of monosaccharides is true?

a. not all monosaccharides are absorbed by active transport.
b. all monosaccharides require energy for absorption; therefore, they require active passport.
c. all monosaccharides are absorbed by passive transport.
d. monosaccharides are simple sugars and require only direct absorption into the bloodstream.

The table below shows the number of foot bones in some horse fossils. horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !