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 78 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
YES! Correct, THANKS for helping me on my review

tanna.moeller

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Sequential decline of whale catches in the Antarctic shows the strong effect of human predators. Sequential decline of whale catches in the Antarctic shows the strong effect of human predators.
Three phylogenetic representations of modern human origins. Three phylogenetic representations of modern human origins.
Various sites of referred pain. Various sites of referred pain.
Overview of fat digestion, absorption, storage, and mobilization in the human Overview of fat digestion, absorption, storage, and mobilization in the human
Sites of referred pain Sites of referred pain
Human mtDNA molecule, showing the locations of HVS I and II regions relative to other mtDNA genes Human mtDNA molecule, showing the locations of HVS I and II regions relative to other mtDNA genes
Video: Hemodynamics Animation

For a complete list of videos, visit our video library