In the world of biotechnology and genetic engineering, what is a vector? a) a vector is a type of enzyme made by viruses, used to cut and splice dna fragments. b) a vector is a plasmid or virus used to move foreign genes into desired host cells. eliminate c) a vector is a type of gel used to move and separate dna fragments for dna fingerprints. d) a vector is a plasmid or virus used to perform the polymerase chain reaction and make copies of dna.

Which pattern most likely came from a gunshot and which one was produced from a blow on the head? explain your answer?

Astore manager timed janette to see how long it would take her to fold and put away a sweater, a shirt, a pair of pants, and a scarf. it took her 26.1 seconds for the shirt, 24.3 seconds for the sweater, 32.8 seconds for the pants, and 18.2 seconds for the scarf. what was the average time it took janette to fold and put away all four items? during a catered lunch, an average of 4 cups of tea are poured per minute. the lunch will last 2 hours. how many gallons of tea should the caterer bring if there are 16 cups in one gallon?

Eutrophication caused by human nutrient pollution.