Author Question: Chordate pharyngeal slits appear to have functioned first as A) the digestive sy (Read 526 times)

federox

  • Sr. Member
  • ****
  • Posts: 308
Chordate pharyngeal slits appear to have functioned first as
A) the digestive system's opening.
B) suspension-feeding devices.
C) components of the jaw.
D) gill slits for respiration.
E) portions of the inner ear.



theo

  • Hero Member
  • *****
  • Posts: 698

Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

For a complete list of videos, visit our video library