sieve plate

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See how sieve tubes and sieve plates stimulate mass flow within a plant's phloem cells

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Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

Chapter 4 pg 42 - Chapter header of The Adventures of Tom Sawyer by Mark Twain. Published in 1884 by The American Publishing Company

Periods of American Literature

Abstract vector hi speed internet technology background

History of Technology Timeline

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

The impeachment trial of Pres. Andrew Johnson, illustration from Frank Leslie's Illustrated Newspaper, March 28, 1868.

What If the President Is Impeached?

Flamingo. (flamingos, birds)

Why Are Flamingos Pink?

Calendar showing the month of February

Why Are There Only 28 Days in February?

sieve plate: Media

plant anatomy

Videos

See how sieve tubes and sieve plates stimulate mass flow within a plant's phloem cells

See how sieve tubes and sieve plates stimulate mass flow within a plant's phloem cells

Water and nutrients such as sugars and starches are moved through plants via a vascular...

Video: Encyclopædia Britannica, Inc.

Images

vascular cells

vascular cells

Figure 6: Cells of the xylem and phloem.

Encyclopædia Britannica, Inc.