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

Author Question: For the first two weeks of a human pregnancy, the developing organism is referred to as a(n) a. ... (Read 30 times)

@Brianna17

  • Hero Member
  • *****
  • Posts: 550
on: Jun 21, 2018
For the first two weeks of a human pregnancy, the developing organism is referred to as a(n)
 
  a. zygote.
 b. embryo.
 c. blastocyst.
 d. fetus.

Question 2

Muscle fibers contract when Z lines move _________ and the sarcomeres _________.
 
  a. farther apart; stretch
 b. farther apart; shorten
 c. closer together; stretch
 d. closer together; shorten


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

14vl19

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jun 21, 2018
Answer to Question 1

a

Answer to Question 2

d


@Brianna17

  • Member
  • Posts: 550
Reply 2 on: Jun 21, 2018
Thanks for the timely response, appreciate it

okolip

  • Member
  • Posts: 362
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Active Genes Discovered In The Developing Mammal Brain Active Genes Discovered In The Developing Mammal Brain
Killer Whale - Size comparison to an average human. Killer Whale - Size comparison to an average human.
human ear human ear
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
The Broad Range of Human Emotions. The Broad Range of Human Emotions.
Human Genome Variation Human Genome Variation
Video: Mitochondrial Structure & ETC Protein Complexes (Protein Complexes and Electron Transport)

For a complete list of videos, visit our video library