« previous next »

Author Question: Which trait(s) is (are) shared by many modern gymnosperms and angiosperms? 1. p (Read 852 times)

aero

  • Hero Member
  • *****
  • Posts: 512
on: Jul 25, 2013
Which trait(s) is (are) shared by many modern gymnosperms and angiosperms?
1.    pollen transported by wind
2.    lignified xylem
3.    microscopic gametophytes
4.    sterile sporophylls, modified to attract pollinators
5.    endosperm
A) 1 only
B) 1 and 3
C) 1, 2, and 3
D) 1, 3, and 5
E) 2, 4, and 5


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 6, 2013
Thanks sooo much ;D I hate mastering biology


« previous next »
 

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

DNA analysis of phylogenetic relationships among modern and extinct flightless birds by Cooper and c DNA analysis of phylogenetic relationships among modern and extinct flightless birds by Cooper and c
Posterior views of H. erectus, Neandertal, and modern H. sapiens show differences in vault shape. Posterior views of H. erectus, Neandertal, and modern H. sapiens show differences in vault shape.
Cumulative change for six personality-trait domains across the life course show distinct patterns. Cumulative change for six personality-trait domains across the life course show distinct patterns.
A Modern View: The Conveyor Belt Model A Modern View: The Conveyor Belt Model
Modern house door design Modern house door design
Modern-day dust cloud blowing from Africa’s Sahara Modern-day dust cloud blowing from Africa’s Sahara
Video: New DNA Strand Replication

For a complete list of videos, visit our video library