« previous next »

Author Question: Internal and external fertilization both A) produce single-celled zygotes. B) oc (Read 503 times)

go.lag

  • Hero Member
  • *****
  • Posts: 667
on: Sep 28, 2013
Internal and external fertilization both
A) produce single-celled zygotes.
B) occur only among invertebrates.
C) occur only among terrestrial animals.
D) depend on the use of intromittent copulatory organs.
E) occur only among birds.


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Sep 30, 2013
For sure it has to be A Mark as solved once you're done!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Drawing of spirochete's mobility system (with internal flagellae). Drawing of spirochete's mobility system (with internal flagellae).
How to combine two or more polynomial fractions into a single rational expression How to combine two or more polynomial fractions into a single rational expression
Conformations of single-stranded nucleic acids Conformations of single-stranded nucleic acids
Internal organs of the female reproductive system within the pelvis Internal organs of the female reproductive system within the pelvis
A common autosomal recessive allele can produce a pedigree that looks like an autosomal dominant tra A common autosomal recessive allele can produce a pedigree that looks like an autosomal dominant tra
What single payment one year from now would be economically equivalent to payments of $1,000 ... What single payment one year from now would be economically equivalent to payments of $1,000 ...
Video: Stages of Mitosis - Prophase, Prometaphase, Metaphase, Anaphase & Telophase

For a complete list of videos, visit our video library