How are bacteria and viruses transmitted to humans?
A) through the air
B) through direct contact with the germ on a doorknob or by a handshake
C) from an animal bite
D) all of the above
Correct Answer:
Verified
Q19: The embryo is called a fetus at
Q20: The emotion of fear that comes over
Q21: The key cells of the immune system
Q22: The autonomic nervous system coordinates muscles:
A)skeletal muscles
Q23: The condition that occurs due to a
Q25: T-cells mature in this organ:
A)thymus gland
B)liver
C)kidneys
D)spleen
Q26: What is the purpose of the spleen?
A)It
Q27: Bariatric surgery is becoming more popular.The most
Q28: The circuit between the heart and the
Q29: The natural killer cells that circulate the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents