The carbon that plants need for photosynthesis comes from? a. carbon molecules dissolved in water b. carbon dioxide gas in the atmosphere c. carbon atoms from the breakdown of food d. carbon molecules that the plant produces

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

What is the difference between how ionic and covalent bonds form

Which statement best addresses the differences in sex cell differentiation between the red-eared slider turtle and a human?