Author Question: Glutamate opens sodium gates, enabling sodium ions to enter the postsynaptic cell. What type of ... (Read 124 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
Glutamate opens sodium gates, enabling sodium ions to enter the postsynaptic cell. What type of effect is this?
 
  a. metabotropic
  b. ionotropic
 c. modulatory
 d. orthodromic

Question 2

What causes the primitive gonads to develop into masculine structures?
 
  a. the X chromosome
 b. the sex region Y (SRY) gene
 c. the sexually dimorphic nucleus
  d. Mllerian inhibiting hormone



yasmina

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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.

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