A polygenic trait is a trait controlled by many (poly) genes. Human skin color is an example; it thought to be the controlled by about 12 genes.
hope it's best answer
To answer this specific question,
pregnancy is an example of positive feedback. I am hoping that this answer has
satisfied your query and it will be able to help you in your endeavor, and if
you would like, feel free to ask another question.
Answer:
-It ensures life on Earth can exist.
-It is used by plants for photosynthesis.
-It is the main component of many biological components, including blood.
Please Mark Brainliest If This Helped!
Isotretinoin maybe responsible for depression for depression and suicidal thoughts in the patient. Isotretinoin is very useful against acne, but it can have some severe side effects. Aside for the ones mentioned above, Isotretinoin can also cause birth defects in new-born babies if taken by pregnant women. Liver functionality and cholestrol levels might also be affected, so it is advised to use this medication only under extreme supervision of the doctor.
During middle age <span>an individual may experience initial decline of physical and mental attributes. This also increases during the last stage of life, old age.</span>
