Acell contains select one: a. one kind of enzyme that promotes thousands of different chemical reactions. b. thousands of different kinds of enzymes, each promoting a different chemical reaction. c. one enzyme that promotes photosynthesis and one enzyme that promotes cellular respiration. d. approximately 100 kinds of enzymes, each promoting a different chemical reaction.

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl