The carbon that plants need for photosynthesis comes from ... A. carbon molecules dissolved in water. B. carbon dioxide gas in the atmosphere. C. carbon molecules that the plant produces.

Explain why liquids in a test tube form a meniscus

Genetic modification of organisms in aquafarming A Can make them less expensive B Can make them more nutritious C All of the Choices D Can make them less harmful

I am a particle in the nucleus of an atom, and I have no electric charge. What am I?

Prevent backflow of blood when ventricles are contracting

What part of the dna is responsible for the genetic code

Which statement is correct? A. Both plants and fungi undergo photosynthesis. B. Both protists and fungi are eukaryotic. C. Like some prokaryotes, fungi are autotrophic. D. Both animals and fungi lack cell walls.

In an ecosystem, bees are responsible for the pollination of flowers. Over time, the number of bees in the population have increased. Which of these best explains why the number of flowers in the population have also increased?

What is a likely consequence of continued human population growth?

Why is an organisms role important for its community?

Briefly describe what is meant by the semiconservative nature ofDNA replication?