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

Author Question: Active sites become exposed when calcium ions bind to A) tropomyosin. B) actin. C) myosin. D) ... (Read 151 times)

lunatika

  • Hero Member
  • *****
  • Posts: 548
Active sites become exposed when calcium ions bind to
 A) tropomyosin.
  B) actin.
  C) myosin.
  D) troponin.
  E) calcium channels.

Question 2

Communication between axons and muscle fibers occurs at specialized synapses called
 A) nervous units.
  B) synaptic terminals.
  C) motor end plates.
  D) motor units.
  E) neuromuscular junctions.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Amiracle

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

D

Answer to Question 2

E




lunatika

  • Member
  • Posts: 548
Reply 2 on: Feb 28, 2019
Wow, this really help


debra928

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

For a complete list of videos, visit our video library