Animals are often grouped as A. vertebrates or invertebrates. B. heterotrophs or autotrophs. C. walkers or crawlers. D. swimmers or runners.

1. What is erosion? 2. What is weathering? 3. What is deposition? 4. What is sediment?

DNA is passed from parent to offspring to determine the traits of offspring true or false

Which of the following surrounds the individual muscle cell? a) perimysium b) endomysium c) fascicle d) epimysium

How can irrigation be reduced for potato crops in Florida? a) By combining seepage and spray irrigation b) By combining drip and flood irrigation c) By combining spray and drip irrigation d) By combining seepage and flood irrigation

How is the water in hydrothermal vents heated

A species of butterfly has alleles for wing color that are either blue or orange. When a blue butterfly and an orange butterfly mate, their offspring have wings that are both blue and orange. Explain the process through which wing color is expressed.

Low blood levels of oxygen can bring on? A. Sneezez B. Hiccups C. Coughs D. Sighs

How do human activities increase the occurrence of species extinction?

Describe Coriolis effect and explain why it affects ocean currents.

If the original cell has 46 chromosomes how can each daughter cell also have 46 chromosomes