The electric pencil sharpener in Mrs. Brown's classroom gets very warm on days when many students need to sharpen their pencils. Choose the form of energy to fill in the blank in the energy conversion diagram below.

Successful fertilization depends more on the

How has the progression of genetic technology contributed to an understanding of DNA and traits?

What role does pattern recognition play in science? A it allows theories to be accepted more quickly as truth B it enables us to imagine living 10,000 years ago as hunter-gatherers C it allows for testing more than one variable at a time D it allows

What do all living things need? A: energy, water, sunshine, protection B: food, water, air, And a place to live. C: oxygen, and outer covering, parents, and vitamins D: water, parents, a place to live, and air

A few characteristics of a type of reproduction are shown below: 1. Involves two organisms 2. Gametes are not produced 3. Cell divides only by mitosis 4. Offspring show genetic variation 5.

For which types of microbes would a microbiologist employ living host cells to support their growth?

What is the action of the binding of muscarine to its receptors in the digestive system?

A female impala has one or two calves and then spends months feeding and protecting them. a female salmon lays thousands of eggs and then returns to the ocean. what are some advantages from each type of life cycle?

What advantage does the membrane bound organelles give a eukaryotic cell over a prokaryotic cell? 1. The membrane bound organelles allow for multiple reactions to occur in the cell at the same time 2.

What is the relationship between earth, the sun, and the moon in space