During which era did plants first appear on land?

Cenozoic

Mesozoic

Paleozoic

Precambrian

Explain two reasons why we can conclude that the rise of water in the glass tube is due to root pressure and not transpiration or capillarity

What is the name of the body cavity of a sponge? A. ostium B. flagellum C. osculum D. canal

What did this hypothesis most likely need before it became part of an accepted theory?

What sphincter separates the small intestine from the large intestine?

The parasympathetic nervous system is responsible for which aspect of behavior?

Use the following terms to explain how specialization occurs: DNA, gene expression, differentiation

How do plants obtain nitrogen?

All of the joints of the vertebral column are synovialâfreely movableâexcept one. which joint is not? a. zygapophyseal b. costovertebral c. intervertebral d. costotransverse

Sort the terms and phrases as to whether they function in or describe primary growth or secondary growth. drag each term or phrase to the appropriate bin. if the term or phrase describes both primary and secondary growth, drag it to the "both" bin.

Which planet is full with methane clouds?