« previous next »

Author Question: Why do children with PKU develop intellectual disabilities? a. Unmetabolized amino acids ... (Read 194 times)

frankwu

  • Hero Member
  • *****
  • Posts: 549
on: Jun 22, 2018
Why do children with PKU develop intellectual disabilities?
 
  a. Unmetabolized amino acids accumulate and affect the brain.
 b. Essential axons lack myelin sheaths.
 c. Dendrites and synapses fail to form in associative areas of the cortex.
  d. Their immune systems do not fight off brain infections.

Question 2

In studies that paired a tone with an air puff to the cornea of rabbits, learning was found to depend on one nucleus of the ____.
 
  a. cerebellum
 b. hypothalamus
  c. thalamus
 d. hippocampus


macagn

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jun 22, 2018
Answer to Question 1

a

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

frankwu

  • Hero Member
  • *****
  • Posts: 549
Reply #2 on: Jun 22, 2018
Thank you!


macagn

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Jun 22, 2018
Happy to help


« previous next »
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

An example of genetic homology: a comparison of a short amino acid sequence within the p53 protein f An example of genetic homology: a comparison of a short amino acid sequence within the p53 protein f
Correspondence of DNA and amino acid sequences Correspondence of DNA and amino acid sequences
The Kingsley plantation, on Fort George Island in Jacksonville, Florida. Zephaniah Kingsley, the own The Kingsley plantation, on Fort George Island in Jacksonville, Florida. Zephaniah Kingsley, the own
Amino sugars are found in many polysaccharides Amino sugars are found in many polysaccharides
School-age children enjoy classifying objects School-age children enjoy classifying objects
Amino acids and peptide bond formation Amino acids and peptide bond formation
Video: ADH and the arterioles, kidneys, sweat glands and the Atrial natriuretic peptide (ANP)

For a complete list of videos, visit our video library