Why do I need a flu shot every year, while many other vaccinations last years or even a lifetime?

A scientist hypothesizes that the temperature at which an alligators egg is incubated will determine whether the alligator will be male or female. What is the variable?

Which animal is a nocturnal creature? human dog owl cow

Traveling at 65 miles per hour, how many minutes does it take to drive 125 miles from San Diego to Malibu? Round your answer to the nearest whole number. A. 2 B. 60 C. 115 D. 130

Dr. Leong received a doctorate in psychology and is currently working on profiling behavioral characteristics of serial killers. What field of psychology does Dr. Leong MOST likely work in? a. forensic b. personality c. clinical d. evolutionary

What rabbit will natural selection select against

How is the streak test used to identify minerals?

What kind of bond is formed when 2 atoms form an electron?

What's a specific cellular process that would be affected by a glucose shortage

How can the level of pain you feel vary if a stimulus causes an all or none response?

How long does gunpowder residue remain on a shooter's hands? A few hours About 24 hours A few days About a week