10. match the names of scientists given in column a with the
discovery made by them given in column b.
column a column b
(a) louis pasteur (i) penicillin
(b) robert koch (ii) anthrax bacterium
(c) edward jennern (iii) fermentation
(d) alexander fleming (iv) small pox vaccine
(v) typhoid

answer; a male inherits only one allele of the x-linked gene controlling hair color;

i'd say that the moon rock is about 2.2 billion years old.

answer: although many types of viruses can cause a common cold, rhinoviruses are the most common culprit. a cold virus enters your body through your mouth, eyes or nose. the virus can spread through droplets in the air when someone who is sick coughs, sneezes or talks. theres your answer

explanation: