2. Explain where a person’s DNA comes from.

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d. a round-trip ride to school and back

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?

What is one affect on the australian environment due to the introduction of non-native european rabbits