All of the following statements regarding Down syndrome are false EXCEPT: A. All children with Down syndrome have the same organ defects and medical problems. B. It is considered as a multifactorial congenital disorder C. The extent of cognitive impairment can be assessed at birth D. The typical physical characteristics are present at birth.

Water pollution cannot only affect the earth's water supply but it can also affect the soil true or false

Arah is eating lunch with friends outside in the commons area of her school. one of sarah’s friends offers to share a marijuana joint with her. what could be the outcome if sarah were caught smoking marijuana at school? nothing will happen because she did not buy the joint. she could be suspended from school. nothing will happen because she is underage. the consequences would be up to sarah’s parents.

Effective antiviral drugs are usually associated with which of the following properties? a) interference with viral replicationb) prevention of the host from becoming infectedc) removal of viral proteinsd) removal of viral mrnas