Shale rock was found on the top layer of a limestone sample. there is a leaf imprint on the shale rock and a fish fossil on the limestone. what can scientists learn from the imprint and fossil?
a) the area has always been land with trees.
b) the area was once a desert with palm trees.
c) the area changed from water to land with trees.
d) the area changed from land with trees to water.

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar