Which statement best explains why earths outer core is in liquid form?

What process uses atomic particles of carbon and uranium to determine exact age?

A Venus flytrap produces new leaves from the step tip. Which life characteristic does this illustrate? a. growth b. reproduction c. homeostasis d. response to stimuli

Which part of the cell surrounds the cell and allows molecules in and out this cell part also has holes in it and is said to be semi permeable?

What kind of tissue covers the body and lines internal surfaces? muscle epithelial connective

A mutation is defined as: O A change in the DNA sequence. Anything that changes in an an embryo. Any change in the physical features of a human.

What causes the phase of the moon? A. The earth's shadow on the moon. B. How much of the sunlit side of the moon faces Earth C. Clouds blocking the moon's light.

If we removed the decomposers from this food web, how would it affect the balance of the ecosystem? A.) There would be an increase in dead matter and a lack of nutrients in the soil. B.

Which of the following statements is true? aWater and energy are not recycled in an ecosystem. bWeathering is the main way phosphorous is recycled. cThe total amount of energy in an ecosystem continuously increases.

How many chromosomes are present at the end of metaphase?

What percentage of the offspring have sickle cell anemia