By inserting a gene into crop plants, scientists have developed plants that are resistant to insects. If an insect eats the plant, then insect dies. Which practice is unnecessary with this new plant variety?

Why some allergins might not cause an allergic reaction

Plastics, synthetic fabrics, and synthetic rubber are composed of chemicals that are derived from

What was changed in the "Viscosity" lab? A. The temperature of honey by heating it in water B. The consistency of honey by adding sugar to it C. The volume of honey D. The temperature of honey by laying it out in the sun

Explain the distribution of life in an aquatic system

If 1,000 f2 offspring resulted from the cross, approximately how many of them would you expect to have red, terminal flowers?

Particles in a warmer substance have a. average kinetic energy than particles in the substance when it is cooler

All bacteria are classified as A. Eukaryotes. B. Prokaryotes. C. Archaea. D. Protista.

All the systems of the body work together to keep the internal environment of the body constant within certain limits. this process is called a. homeopathy. b. homoeostasis. c. positive feedback. d. neuroglia.

An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group 2 was given a sugar pill. The sugar pill serves as a:

Linear equations 4x+17=-15 solve in one variable.