In photosynthesis, organisms use carbon dioxide and the energy of sunlight to

a make food in the form of protein
b make food in the form of carbohydrates
c collect, store, and converse oxygen

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

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

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm