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
liq [111]
3 years ago
6

What triggers the endometrial lining to release from the uterus when no pregnancy occurs after ovulation?

Biology
1 answer:
NNADVOKAT [17]3 years ago
4 0
If no pregnancy occurs, the corpus luteum is reabsorbed into the ovary after two weeks and the hormone levels drop; this causes menstruation.
You might be interested in
Describe the steps used to filter a mixture of sand and water​
Ahat [919]

Answer:

Place a filter funnel on the top of a conical flask.

Roll the filter paper into a cone and place it on the flask.

Pour the mixture of sand and water into the conical flask with the filter funnel and paper.

Wait till all the sand is left over in the filter paper and all the water has been separated.

(You could also heat the sand in a warm oven to remove any water remaining)

8 0
3 years ago
In what ways do humans use diatoms?​
creativ13 [48]

As diatoms are made from silica this makes diatomaceous earth very abrasive, and so the sharpness enhances the particles as a pesticide. Diatoms are also useful in forensic studies. If a person has drowned then diatoms are able to enter the human body.

3 0
3 years ago
Explain how the burning of the food calories in the burning of the wood are similar and how they are different
bekas [8.4K]
Similarity: both burnings lead to energy production and both result in CO2 emission.
difference: food is burned in the process called cellular respiration. this process consists of a few certain stages preventing our body from heat shock.
5 0
3 years ago
Read 2 more answers
What is spectral class
Mazyrski [523]
The group in which a star is classified according to its spectrum, especially using the Harvard classification.
7 0
3 years ago
wo events in space are described below. Event 1: The moon travels between the sun and Earth and prevents the sunlight from reach
Charra [1.4K]
The answer is Event 1. A solar eclipse occurs when the moon gets between the sun and Earth and blocks the sunlight from reaching Earth's surface during daytime, thus casting a shadow over Earth. A lunar eclipse as represented by Event 2 happens when the moon passes into the shadow of Earth at night and we can see the moon darken.
4 0
3 years ago
Read 2 more answers
Other questions:
  • What are the main ideas of the cell theory?
    11·1 answer
  • There are 64 codons and 20 amino acids. Which of the following is true?
    8·1 answer
  • Review the following statements regarding training and glycogen and select the one that properly reflects the relationship betwe
    15·1 answer
  • What is the primary function of most bacteria in a food web?
    15·2 answers
  • A plausible explanation of Rachel Carson's description of a photo from the ocean's deep
    13·1 answer
  • In a healthy person, which of the following will have the greatest influence on resistance to pulmonary airflow?
    10·1 answer
  • What are the characteristics necessary to be considers a living thing
    13·1 answer
  • What is Electron Transport Chain inputs and outputs?<br><br> Please help
    13·1 answer
  • Ellen held a substance that is comprised of elements that have been chemically joined. The substance now has different propertie
    7·1 answer
  • If both parents have type A blood what are their genotypes?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!