These are complex proteins that speed up chemical reactions by lowering the amount of energy needed to get the reaction started.

Which statements describe characteristics of Earth's geosphere? Check all that apply. It is made up of living things. It is mostly solid. It includes liquid water. It includes Earth's surface. It includes Earth's interior.

Which group would be found on the lowest branch of a phylogenetic tree of all life? vertebrates archaebacteria angiosperms gymnosperms

Sprinting is a sport that requires an explosion of energy more than endurance. the best type of muscle fibers for this activity would be

In this eight-year experiment, 12 populations of E. coli, each begun from a single cell, were grown in low-glucose conditions for 20,000 generations. Each culture was introduced to fresh growth medium every 24 hours.

Which describes a person who is considered obese? Will choose brainliest 1. consumes a lot of food 2. does not exercise regularly 3. has a high body fat percentage for his or her height 4. has a low body fat percentage for his or her height

Why are we unable to hear sound in outer space

Alligators, crocodiles, and snakes are all reptiles. however, alligators are more closely related to snakes. which statement most accurately describes how this relationship is explained in Darwin's theory of evolution

Distinguish between compact and spongy bone based on appearance, location, and function.

A young farmer purchases some land in a relatively arid area and is interested in earning a reasonable profit for many years.

What type of wave moves audio and visual signals to your television? carrier waves transducer waves cable waves