Choose all the answers that apply.

Food chains:

1, begin with producers

2, end with decomposers

3, show the flow of energy in an ecosystem

4. represent the ratio of producers to consumers

5. show predator-prey relationships

Which of the following would have the LEAST amount of momentum? A. a stationary boulder B. a boulder falling off a cliff C. a boulder rolling down a hill D. a boulder rolling along on a flat surface

What is the process that drives plate tectonics?

It is more common for drug-related deaths to be a result of what of drug-taking behavior? multiple-drug (polydrug) overdose of a single drug drug abuse after alcohol poisoning

Given that there is a baroreceptor reflex to regulate blood pressure, how is it possible for blood pressure to remain high in individuals diagnosed with chronic hypertension?

What is one condition that must be met for a population to be in genetic equilibrium? A. There is nonrandom mating. B. There is a large amount of gene flow. C. There is no genetic drift. D. There is a high mutation rate.

1. How is mitochondrial DNA different in shape from nuclear DNA? 2. From which parent is mitochondrial DNA inherited? 3. How was DNA science used to prove the identity of skeletal remains from the Yekaterinburg? 4.

Which type of genetic exchange occurs among bacteria in which DNA is carried into a bacterial cell by means of a virus? a) transduction b) transformation c) conjugation d) budding a) transduction

What process of the carbon cycle is likely causing the increase in carbon dioxide?

About how long does it take Earth to complete one revolution around the Sun? O O 1 year 14 days 24 hours 27.3 days 0

According to cell theory, which are made of cells? Check all that apply. kitten bacteria cactus mushroom rock