In an experiment, the control is

a standard used for comparison

the factor that should be changed

the hypothesis you are trying to support

the theory that guides the research

1. What two tissues are found within a vein?

Which is true of Earth's poles? 1. They are physically closer to the sun. 2. They receive less direct sunlight than the equator. 3. They stay warmer than the equator. 4. They receive more solar energy than the equator.

How can rabies impact the life of a person emotionally

The credit for discovery of the structure of DNA was given to and. The shape of the DNA molecule is described as a. After replication, identical molecule of are produced. a gene is a sequence of in a DNA molecule

What kind of cells have chloroplasts?

Although gender is not inherent in inanimate objects or in behaviors, we treat many objects and behaviors as if they were masculine or feminine. This cognitive organization of the world according to gender is referred to as?

Water changes temperature easily. true or false

redwoods are the tallest species of tree in the world. explain how transpiration causes water to travel from the roots to the branches of a tree this size.

During photosynthesis, chloroplasts use light energy to convert carbon dioxide and water into sugar and oxygen. Which term best classifies the energy stored in the products of photosynthesis?

What did Chargaff discover while studying bases in the DNA of organisms? The bases in the DNA of each organism were unique. The ratios of thymine and adenine were similar, as were the ratios of guanine and cytosine.