By the time you are 100, one of your blood cells will contain 4,000 single-letter
(mistakes).

DNA
Letter
Mutation(used 2 times)
Child
Plz help me

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen

Explain how scientists use geologic time to determine the age of landforms.

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection