This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Seasonal rhythms are under the control of ________ secreted by cells within the ________. a. ... (Read 9 times)

lracut11

  • Hero Member
  • *****
  • Posts: 536
on: Jun 22, 2018
Seasonal rhythms are under the control of ________ secreted by cells within the ________.
 
  a. melatonin; pineal gland
  b. dopamine; hypothalamus
  c. melanopsin; preoptic hypothalamus
  d. oxytocin; pituitary
  e. melatonin; retina

Question 2

The ticking of a clock cell within the SCN appears to involve
 
  a. feedback loops of intracellular protein production.
  b. the rhythmic opening of sodium channels in the membrane.
  c. interactions between two adjacent clock cells.
  d. the rhythmic opening of calcium channels in the membrane.
  e. the buildup of sodium in the clock cell over time.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Gabe

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: a. melatonin; pineal gland

Answer to Question 2

Answer: a. feedback loops of intracellular protein production.


lracut11

  • Member
  • Posts: 536
Reply 2 on: Jun 22, 2018
Gracias!

Bigfoot1984

  • Member
  • Posts: 321
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Fluids inside and outside of cells Fluids inside and outside of cells
Types and characteristics of stem cells for culture Types and characteristics of stem cells for culture
Emerged Fibroblast cells Emerged Fibroblast cells
Blood cells Blood cells
Plasmodium parasites (arrow) attacking and infecting red blood cells. Infection by Plasmodium causes Plasmodium parasites (arrow) attacking and infecting red blood cells. Infection by Plasmodium causes
Cytokinesis in animal cells (a) and plant cells (b) Cytokinesis in animal cells (a) and plant cells (b)
Video: DNA Sequences - Dideoxy Sequencing

For a complete list of videos, visit our video library