Author Question: Which trait(s) is (are) shared by many modern gymnosperms and angiosperms? 1. p (Read 882 times)

aero

  • Hero Member
  • *****
  • Posts: 512
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

Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

aero

  • Hero Member
  • *****
  • Posts: 512
Thanks sooo much ;D I hate mastering biology



 

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

For a complete list of videos, visit our video library