To be correct a scientific theory must be everything except

Taq polymerase is an enzyme used in the polymerase chain reaction (PCR) to replicate fragments of DNA.

What is the largest cranial nerve

Which of the following is an example of globalization? A. It can take months for information to be carried to different places on Earth. B. Products can now be flown to the other side of the world in less than a day. C.

A humor piece in a reputable medical journal notes that people can't tell for sure whether parachutes are safe and effective because there has never been a properly randomized, double-blind, placebo-controlled study of parachute effectiveness in

What cell organelle can be seen changing position in the moving cytoplasm of elodea?

Statistics about the climate in a tundra ecosystem were collected for 30 years. which hypothesis about a population of caribou could be made based on the climate data collected? a. caribou calf survival is directly related to annual rainfall amounts.

Since plant cells do not have centrioles, how do they make spindle fibers during mitosis?

Plants use sunlight to produce some ATP during photosynthesis. How do plants produce ATP when the Sun is not out? a. Plants are secondary consumers. b. Plants also use cellular respiration. c. Plants extract ATP from the stars. d.

Describe 4 ways that we know the global climate is changing

What does each individual node in a cladogram represent