« previous next »

Author Question: In addition to seeds, which of the following characteristics are unique to the s (Read 897 times)

aero

  • Hero Member
  • *****
  • Posts: 512
on: Jul 25, 2013
In addition to seeds, which of the following characteristics are unique to the seed-producing plants?
A) sporopollenin
B) lignin present in cell walls
C) pollen
D) use of air currents as a dispersal agent
E) megaphylls


federox

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jul 29, 2013
Pick C. Bye for now.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

aero

  • Hero Member
  • *****
  • Posts: 512
Reply #2 on: Aug 5, 2013
Thanks ;D


« previous next »
 

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Unique markings identify individual humpback whales. Unique markings identify individual humpback whales.
The ovaries. In addition to producing ova, the ovaries secrete the female sex hormones, estrogen and The ovaries. In addition to producing ova, the ovaries secrete the female sex hormones, estrogen and
Characteristics of burns by depth of thermal injury Characteristics of burns by depth of thermal injury
Examples of NANDA defining characteristics Examples of NANDA defining characteristics
Evaluating the Physical Characteristics of Urine Evaluating the Physical Characteristics of Urine
Characteristics of Three Forms of DNA Characteristics of Three Forms of DNA
Video: Non-specific disease resistance mechanisms & Skin's defense barriers

For a complete list of videos, visit our video library