Author Question: Reptilian embryos are protected from desiccation by a leathery shell. Similarly, (Read 1123 times)

aero

  • Hero Member
  • *****
  • Posts: 512
Reptilian embryos are protected from desiccation by a leathery shell. Similarly, which pair of structures protects seed plants' embryos and male gametophytes, respectively, from desiccation?
A) ovuleswaxy cuticle
B) ovariesfilaments
C) fruitsstamens
D) pollen grainswaxy cuticle
E) integumentssporopollenin



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?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Thyroid conditions may make getting pregnant impossible.

For a complete list of videos, visit our video library