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

Author Question: Why don't recessive alleles that cause severe disorders disappear from human populations? (Read 119 times)

jjjetplane

  • Hero Member
  • *****
  • Posts: 556

Question 1

Which substance is defective in Marfan syndrome?
◦ sphingolipids
◦ albumin
◦ fibrillin
◦ amyloid
◦ LDLs

Question 2

Why don't recessive alleles that cause severe disorders disappear from human populations?
◦ new alleles can arise by mutation.
◦ in heterozygotes, the dominant allele suppresses the recessive one but does not eliminate its presence.
◦ in heterozygotes, although the trait associated with the recessive allele is not demonstrated, the allele may be passed on to offspring.
◦ some recessive traits are not lethal nor do they interfere with reproduction.
◦ all of these.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jjjetplane on Jan 6, 2021

morrie123456

  • Sr. Member
  • ****
  • Posts: 314
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




jjjetplane

  • Member
  • Posts: 556
Reply 2 on: Jan 6, 2021
Gracias!


connor417

  • Member
  • Posts: 329
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

For a complete list of videos, visit our video library