Ineed asap pl !

1. how does a bacteria’s resistance to an antibiotic first arise?

vaccines

through mutation

bacteria learns to be resistant

bacteria decides to be resistant

2. how can doctors most effectively destroy the resistant bacteria?

vaccines

develop and use new antibiotics

give the patients fluid and rest

isolate people who have illnesses

3. the most effective to fight against pesticide resistant weeds is to

do nothing

pull out the weeds by hand

make pesticides more toxic

continue to use the same pesticide

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

What is the correct trna sequence that would match the following mrna sequence. gcgaua

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed