This topic contains a solution. Click here to go to the answer

Author Question: Internal organs develop from which germ layer? a. the endoderm b. the mesoderm c. the ectoderm d. ... (Read 29 times)

LaDunn

  • Hero Member
  • *****
  • Posts: 526
Internal organs develop from which germ layer?
 
  a. the endoderm
 b. the mesoderm
 c. the ectoderm
 d. the blastoderm

Question 2

A muscle relaxes after contracting when
 
  a. calcium is taken up by internal organelles.
 b. internal acetylcholine is broken apart by acetylcholinesteras e.
 c. troponin is taken up by internal organelles.
 d. myosin and actin begin to interact.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dpost18

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

a

Answer to Question 2

a




LaDunn

  • Member
  • Posts: 526
Reply 2 on: Jun 21, 2018
Excellent


amcvicar

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library