« previous next »

Author Question: Which of the following have unevenly thickened primary walls that support young, (Read 488 times)

geoffrey

  • Hero Member
  • *****
  • Posts: 880
on: Aug 12, 2013
Which of the following have unevenly thickened primary walls that support young, growing parts of the plant?
A) parenchyma cells
B) collenchyma cells
C) sclerenchyma cells
D) tracheids and vessel elements
E) sieve-tube elements


aero

  • Hero Member
  • *****
  • Posts: 512
Reply #1 on: Sep 2, 2013
Most likely B, we did this yesterday.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Primary, secondary, and tertiary endosymbiosis. Primary, secondary, and tertiary endosymbiosis.
Female nursing young. Female nursing young.
Cerebral aneurysm. A cerebral aneurysm is the abnormal dilation of arteries supplying the brain, whi Cerebral aneurysm. A cerebral aneurysm is the abnormal dilation of arteries supplying the brain, whi
This cover of Life (1925) offered a stereotypical rendering of the new generation: a young couple .. This cover of Life (1925) offered a stereotypical rendering of the new generation: a young couple ..
Young Goose Young Goose
One pathway of primary succession in Alaska’s Glacier Bay region. One pathway of primary succession in Alaska’s Glacier Bay region.
Video: Frequency of stimulation and force (Recruitment of motor units and force)

For a complete list of videos, visit our video library