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
geniusboy [140]
3 years ago
7

Light alerts the biological clock to slow down the secretion of which hormone that promotes sleep

Biology
1 answer:
Kaylis [27]3 years ago
5 0
Light alerts the biological clock to slow down the secretion of melatonin hormone that promotes sleep. Melatonin hormone is a hormone that is produced by the pineal gland in animals and regulates sleep and wakefulness. . The hormone is used to regulate night and day cycles or sleep-wake cycles, darkness causes the body to produce more melatonin, which signals the body to prepare for sleep. Light decreases melatonin production and signals the body to prepare being awake. 
You might be interested in
A scientist wants to determine which fertilizer is more effective—Fertilizer X or Fertilizer Y. The best way for her to proceed
sveticcg [70]

Answer:b

Explanation:because it is

7 0
3 years ago
Read 2 more answers
What can directly lead to unconformity on an exposed rock?
Scorpion4ik [409]
The answer is B. Uneven rock layer.
Uneven rock layer can directly lead to nonconformity on an exposed rock. Usually the rocks are layered evenly. When the rocks are uneven it will be exposed and show different kind of rocks.
7 0
3 years ago
Read 2 more answers
Polydactyly is an autosomal dominant trait in which affected individuals have more than five fingers and/or toes. If a pedigree
bija089 [108]

Answer:

Reduced penetrance or incomplete penetrance

Explanation:

Penetrance refers to the extend which a certain gene or set of genes is expressed in a population.

It can be complete where there is expression of the gene in a population having it.

Whereas, in reduced penetrance is where the mutation is not expressed in every individual in the population having it.

For instance polydactyly exhibits reduced penetrance since the parents had the mutation it was not expressed it came to be expressed on their pedigree.

6 0
3 years ago
_________ is caused when nitrogen and carbon compounds in the air react in sunlight.
Vlada [557]

Answer:

Photochemical smog is a mixture of pollutants that are formed when nitrogen oxides and volatile organic compounds (VOCs) react to sunlight, creating a brown haze above cities.

Explanation:

6 0
3 years ago
Read 2 more answers
Evaporites are chemical sedimentary rocks that form from the crystals that remain after water evaporation. Borax and gypsum are
givi [52]

Answer: Increase in compactness of the material.

Explanation:

Evaporites are the sedimentary rocks that are formed by the sediments and brines of the materials being degraded or withered from the parent and pre-existing rocks. The water is also lost from the withered material due to evaporation. The borax and gypsum also lose water to become evaporites and the increase in compactness due to loss of water molecules and increase in intramolecular forces between solid substances in the rock helps in sedimentation of the rock.

3 0
3 years ago
Other questions:
  • Where does meiosis take place in bryophytes
    15·1 answer
  • The faction of Islam controlled the Ottoman Empire and the faction controlled the Safavid Dynasty.
    15·2 answers
  • What is a golgi apparatus?
    5·1 answer
  • How do living things obtain oxygen
    14·2 answers
  • The blood pressure is regulated partly by ________, which measure blood pressure and are located in the aorta and carotid arteri
    11·1 answer
  • If an organism has 24 chromosomes in each body cell, how many chromosomes would you expect to find in the organisms sex cell
    14·2 answers
  • Diet and nutrition are closely linked to the study of biomolecules. how should you monitor your food intake to ensure the cells
    6·1 answer
  • What do you think should be the maid focus of scientific research to help curb this pandemic?
    14·2 answers
  • heyy I need help do u mind helping please! the question is “The following model was used to show a molecule of methane, or CH4.
    12·1 answer
  • Which hormone’s secretion is controlled by a positive feedback mechanism?.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!