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

Author Question: What must occur for a recessive trait to be expressed in a child? a. Both parents must carry the ... (Read 36 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
on: Jun 28, 2018
What must occur for a recessive trait to be expressed in a child?
 
  a. Both parents must carry the recessive trait.
  b. One parent must carry the recessive trait.
  c. Neither parent can carry the recessive trait.
  d. A sibling must carry the recessive trait.

Question 2

During a prenatal class, a participant asks when the most critical period of fetal development occurs. Which of the following is the most appropriate response?
 
  a. The embryonic period, from the second to eighth week after conception.
  b. Immediately following implantation.
  c. During the zygotic phase after fertilization.
  d. From twenty to thirty weeks of gestation, when the organs are formed.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

abro1885

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jun 28, 2018
Answer to Question 1

ANS: A
Each parent must carry a recessive trait for there to be a chance of the offspring to display the trait.

Answer to Question 2

ANS: A
The embryonic period of development is when the basic organ structures are formed. During this time, teratogenic agents have the most damaging effects on the developing embryo.


cabate

  • Member
  • Posts: 537
Reply 2 on: Jun 28, 2018
Thanks for the timely response, appreciate it

robbielu01

  • Member
  • Posts: 336
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Inheritance of an X-linked recessive disorder Inheritance of an X-linked recessive disorder
Tailless, a recessive lethal allele in cats Tailless, a recessive lethal allele in cats
Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m
Many households today include young adults who have not moved out of their parents’ homes (or who ... Many households today include young adults who have not moved out of their parents’ homes (or who ...
The frequency of the dominant and recessive alleles in the gametes of the parental generation determ The frequency of the dominant and recessive alleles in the gametes of the parental generation determ
Video: Labor and Childbirth - The Three Stages of Labor: Dilation, Expulsion & Placental مراحل الولادة

For a complete list of videos, visit our video library