Hich of the following is not true? UV light transformed water into oxygen
Stromatolites were the first to preform photosynthesis
Stromatolites are a mixture of limestone and cyanobacteria
Paramecium living in water divided H20 into H and two O molecules

Based on the evidence in the excerpt above, describe in your own words what it would have been like for a person to enter a meat processing plant in the united states

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

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