« previous next »

Author Question: A primitive streak forms during the early embryonic development of A) birds, but (Read 719 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
on: Oct 2, 2013
A primitive streak forms during the early embryonic development of
A) birds, but not frogs or humans.
B) frogs, but not birds or humans.
C) humans, but not birds or frogs.
D) birds and frogs, but not humans.
E) humans and birds, but not frogs.


clippers!

  • Hero Member
  • *****
  • Posts: 828
Reply #1 on: Oct 6, 2013
I remember it was E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

The role of cell-signalling proteins in the morphology of birds' feet. The role of cell-signalling proteins in the morphology of birds' feet.
Genetic control of root hair development. Genetic control of root hair development.
Wood and wood-like synthetics are classic and attractive forms of fencing for horses Wood and wood-like synthetics are classic and attractive forms of fencing for horses
shelducks, genus Tadorna, are a group of large birds in the Tadorninae subfamily of the Anatidae shelducks, genus Tadorna, are a group of large birds in the Tadorninae subfamily of the Anatidae
Common Root Words and Combining Forms Cont. Common Root Words and Combining Forms Cont.
Stages of Human Development Stages of Human Development
Video: Complement Proteins Animation

For a complete list of videos, visit our video library