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

Author Question: Long, fingerlike extensions from the core of growth cones are known as a. microtubules. b. ... (Read 16 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Jun 21, 2018
Long, fingerlike extensions from the core of growth cones are known as
 
  a. microtubules.
 b. filopodia.
 c. lamellipodia.
 d. cell adhesion molecules.

Question 2

What happens to the rate of firing in motor neurons as we age?
 
  a. No changes occur.
 b. Firing rates decrease, leading to slower and weaker muscle responses.
 c. Firing rates increase, leading to uncomfortable cramping.
 d. Firing rates decrease, but muscle fibers are able to compensate for these changes.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

matt95

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jun 21, 2018
Answer to Question 1

b

Answer to Question 2

b


B

  • Member
  • Posts: 570
Reply 2 on: Jun 21, 2018
YES! Correct, THANKS for helping me on my review

billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Growth response by grasses grazed by wildebeest Growth response by grasses grazed by wildebeest
Acromegaly. Acromegaly is a metabolic disorder in which excessive amounts of growth hormone are secr Acromegaly. Acromegaly is a metabolic disorder in which excessive amounts of growth hormone are secr
To maintain balance the bipedal pelvis has a foreshortened ilium and is broader and bowl-shaped. The To maintain balance the bipedal pelvis has a foreshortened ilium and is broader and bowl-shaped. The
Relations Between Iconic Memory, Short-Term Memory, and Long-Term Memory Relations Between Iconic Memory, Short-Term Memory, and Long-Term Memory
Apply the substance to the arm with long, smooth strokes, then cover the arm and abdomen with the ... Apply the substance to the arm with long, smooth strokes, then cover the arm and abdomen with the ...
Bacteria growth curve Bacteria growth curve
Video: DNA Replication

For a complete list of videos, visit our video library