When scientists classify living things, they do not include viruses. this is because viruses a) cause disease. b) do not contain dna. c) are not made of one or more cells. eliminate d) are much smaller than other organisms.

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

The response is the basis for vaccination. primary secondary tertiary none of the above

What element is able to combine with itself and hydrogen to form large molecules ?