Read the following sentence. Because the lawn mower started smoking, Jimmy reluctantly used the hard-earned money he had been saving for his vacation to buy a new one.

What type of context clue is used in the sentence?
1.)tone, mood, or setting
2.)descriptions
3.)series
4.)cause and effect

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

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.