What is the meaning of COVID-19

(stay safe and indoors.)

COVID-19 is an acronym that stands for coronavirus disease of 2019.

Explanation:

COVID-19 is the name of the disease caused by the SARS-CoV2 virus. Viruses and the diseases they cause have different names. For example, AIDS is the disease caused by the human immunodeficiency virus, HIV.

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

spiders belong to a group of arachnids.

arachnids have the following traits :

they have two body parts.

they have eight legs unlike insects which have 6 legs.

they have no wings.

these traits distinguish them from insects.

the information that antonio is doubting us the statement that spiders differences are as a result of being first to evolve.

this is because the evolution of one species is independent of the other species.