What component of Earth's atmosphere exists entirely as a result of photosynthesis? oxygen pas
n mas
O water vapor
O nitrogen gas
O carbon dioxide gas

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

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

In "the pig," what is the main effect that the piglet initially has on kibuka?