How do scientists produce new genetic variations not found in nature? by
a) transforming rna
b) using gel electrophoresis.
c) using lasers to cut and paste dna.
d) causing mutations with chemicals or radiation.

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet

Match the order of the levels of organization in nature with the correct description. example: atoms are fundamental units of matter= level 1levels- 2,3,4,5,6,7,8.now what levels are these? population consists of organismscells consist of moleculesecosystems consist of communities interacting with there environmentmolecules consist of atomsthe biosphere consist of all ecosystems on earthcommunities consists of populationorganisms consist of cells