1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Marianna [84]
3 years ago
15

The germinal stage of prenatal development:________.a. development proceeds very slowly at this stage.b. cells are already highl

y specialized to form tissues and organs.c. teratogens will have little effect at this stage.d. if implantation fails at this stage, a miscarriage may occur.
Biology
1 answer:
Alik [6]3 years ago
6 0

Answer:

the correct answer is D

Explanation:

In the germinal stage it is said that it lasts between 10 days and two weeks. During this stage, the fertilized egg divides and advances through the fallopian tube until it implants in the wall of the uterus.

If it cannot be implanted in the wall of the uterus, then it is considered a miscarriage due to the pregnancy, it cannot be carried out and it is very rarely perceived by the woman that the presence of the fertilized cell is imperceptible in bleeding.

You might be interested in
hen faced with a sudden drop in environmental temperature, what will happen to an ectothermic animal? it is likely to experience
sergey [27]

Answer:in addition are formation of goose pimples and erection of hair muscles so as to trap more air thus insulation

6 0
3 years ago
Which substance can enter a cell by diffusion without having to be digested
Sedaia [141]
Glucose would diffuse into the cell.Protein<span> would diffuse out of the cell.</span>Carbon dioxide<span> would diffuse out of the cell.</span>
4 0
3 years ago
Lysosomes can be compared to the recycling and garbage centers of a city. How can this comparison be justified?
Ivan
I think the correct answer from the choices listed above is the second option. Lysosomes can be compared to the recycling and garbage centers of a city. This can be justified since they <span>digest excess or worn out organelles, food particles, and engulfed viruses or bacteria.</span>
6 0
3 years ago
Help pls .. What phase is this cell in?
andrezito [222]

Answer:

cytokenesis

Explanation:

8 0
3 years ago
Fish first appeared: a) after the "Age of the Dinosaurs" during the Mesozoic Era. b) during the Ordovician Period of the Paleozo
Sergeu [11.5K]

Answer:

during the Cambrian Period of the Paleozoic Era.

Explanation:

The Paleozoic is the earliest era (of three) of the Phanerozoic Eon and is composed of six geologic periods: the Cambrian, Ordovician, Silurian, Devonian, Carboniferous, and Permian (in that order from earliest to the latest). Fish first appeared about 530 million years ago during the Cambrian explosion.

4 0
3 years ago
Read 2 more answers
Other questions:
  • The attic Fox is blue-gray in the summer and white in the winter. What most likely influences this change?
    7·2 answers
  • 11.
    10·1 answer
  • What will be the approximate volume when the temperature is at 900k
    12·1 answer
  • In which kingdoms are all organisms multicellular?
    12·2 answers
  • Explain the role that sponges have in the environment
    6·2 answers
  • The _____ theory of dreaming proposes that dreaming occurs when the cerebral cortex synthesizes neural signals generated from ac
    5·1 answer
  • "X-rays can do damage directly to DNA by ionizing bonds that are a part of the structure of DNA itself. However, part of the tot
    15·2 answers
  • 4. What is the mass of N2H4 gas in a 350.0 mL container at 50.0 °C, if the pressure of the gas is
    11·1 answer
  • Describe a grassland ecosystem briefly.​
    7·2 answers
  • Suzie notices that she always sees red cars pulled over getting tickets and wonders if red cars really do get more tickets than
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!