Answer:
respiratory and excretory systems are among the two vital systems in our body which work in order to maintain our health or keep our body fit
Explanation:
Respiratory systems comprises of organs like lungs to inhale oxygen and exhale carbon dioxide out of our body. The oxygen is then mixed with blood by the heart and reaches different parts of our body.
Excretory system is responsible for excreting or expelling the waste out of our body to keep our body free from toxins and harmful chemicals.
excretory system works with respiratory system to get rid of water vapors and carbon dioxide in the human body.
Trisomy 21, as illustrated by the karyotype, is caused by nondisjunction. This occurs when chromosomes do not separate properly during meiosis.
Answer is D) nondisjunction
ab is the answer please give me brainleist answer
Answer:
Answer is E. Apply a thin layer of lotion on the skin from the neck to the soles of the feet.
Explanation:
Scabies are described or known to be small bugs that burrow and found crawling under the skin. They lay eggs and continue to multiply under the skin.
They cause rash on the skin and severe or intense itching, which normally get worse in the night.
The lindane lotion , when applied on the skin, goes through or enters the skin, and kills the scabies and their eggs.
The scabies do not affect the face of adults and older children.
