Each of the following is a modification of the sentence THE CAT ATE THE RAT. A. THE RAT ATE THE CAT B. THE TAC ATE THE RAT C. THE CAT ARE THE RAT D. THE CAT ATT HER AT A frameshift mutation could result from a a base insertion only. b a base deletion only. c a base substitution only. d deletion of three consecutive bases. e either an insertion or a deletion of a base.

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

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.

Need the diagram below, which is not drawn to scale, shows the position of the earth, moon, and sun. what type of eclipse occurs when the earth, moon, and sun are lined up in the order shown? a. planetary eclipse b. solar eclipse c. martian eclipse d. lunar eclipse