Answer:
bacteriophages are very good at injecting foregin DNA into bacteria Genetic Engineers use them to introduce DNA of interest to humans in bacteria
Explanation:
Answer:
solid
Explanation:
Matter in solid state have the highest density, with the molecules tightly packed together.
he outer core of the Earth is a liquid layer about 2,260 kilometers thick. It is made of iron and nickel. This is above the Earth's solid inner core and below the mantle. Its outer boundary is 2,890 km (1,800 mi) beneath the Earth's surface.
A . sexual reproduction requires two individuals from the same species, a Male and a female
but sexual reproduction refers to the union of a Male and a female