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Biology Questions
BIOLOGY
HIGH SCHOOL
Which of the following is a source of genetic variation in sexually reproducing organisms?a. replicationb. dominancec. mitosisd. meiosis
BIOLOGY
HIGH SCHOOL
8. which statement best explains why compounds have different properties than the elements that form them?
BIOLOGY
HIGH SCHOOL
Emperor penguins huddle together during the Antarctic winter months. Once a penguin reaches the interior of the huddle heA)remains on the interior to stay warmB) moves back to the exterior to allow another individual the chance to warmC)moves back to the exterior to find foodD)remains on the interior waiting for mate tobring food to the interiorE) help digest food
BIOLOGY
HIGH SCHOOL
A substance that speeds up the rate of a chemical reaction is calledA. a catalyst B. a substrate. C. an enzyme. D. Both A and C
BIOLOGY
HIGH SCHOOL
Why do scientists believe that there used to be a single continent, and what was it called?
BIOLOGY
MIDDLE SCHOOL
What is genetic code?
BIOLOGY
HIGH SCHOOL
_____ developed the concept of half-life. Ernest Rutherford Leonardo da Vinci James Hutton none of the above
BIOLOGY
HIGH SCHOOL
Earths biosphere is
BIOLOGY
HIGH SCHOOL
What is the relationship between adaptation and natural selection
BIOLOGY
MIDDLE SCHOOL
Which domain consists of single-celled organisms, some of which can cause illnesses treated with antibiotics? A. Archaea B. Bacteria C. Eukarya
BIOLOGY
HIGH SCHOOL
What is stored in carbon bonds
BIOLOGY
HIGH SCHOOL
Consumers, the government, net exports, and business all make up the total selling price known as the __________.A. business cycle B. inflation rate C. dollar value D. unemployed
BIOLOGY
MIDDLE SCHOOL
Name five substances that plants make from the glucose produced in photosynthesis
BIOLOGY
HIGH SCHOOL
The land and water ecosystems that provide the resources that a person uses and that neutralize that person’s wastes is part of that person’sA. biodiversity. B. ecological footprint. C. habitat. D. ecological sustainability.
BIOLOGY
HIGH SCHOOL
At the beginning of winter, frogs burrow into the mud at the bottom of lakes, where they go into a hibernation-like state. Which characteristic of life is this an example of?
BIOLOGY
HIGH SCHOOL
During ____ of meiosis, sister chromatids are seprated and pulled to opposite ends of the cell
BIOLOGY
HIGH SCHOOL
Is a silver ring a homogeneous or a heterogeneous mixture"it's actually a chemistry question"
BIOLOGY
HIGH SCHOOL
What tissue is specialized for the rapid diffusion of gases and nutrients across its cells?
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