- Label the following in the figure below: Target cell, Endocrine cells (should be two cells), Water-soluble hormone, Steroid hormone, Intracellular receptor, Cell
membrane receptor, Second messenger system

Which of the following is a cause of a dna mutation? o a. the linking of amino acid subunits into a long chain o b. the transcription of dna into rna o c. an error in the repair of damaged dna d. the diffusion of molecules across the cell membrane submit

What is point source pollution of an aquatic ecosystem? a) pollution of freshwater sources b) pollution from many sources that combine into one c) pollution that occurs over a wide area; water that runs off from fields, parking lots, and other land surfaces d) pollution that can easily be identified with a single discharge source, such as an open pipe which drains into a body of water

What is the net atp production at this stage of cellular respiration? 2atp aatp 32 atp 36 atp