Read each the sentence carefully. If a comma is needed, rewrite (type) the sentence and add the comma in the correct spot. If the sentence is correct, write correct.

Before leaving class the student checked his bag for books.

I will mark brainliest to the correct answer ;)

Before leaving class, the students checked his bag for books.

do you have more to the question?

14 chromosomes

explanation:

sperm cells of the russian dwarf hamster contain 14 chromosomes. how many chromosomes are found in a normal body cell of the russian dwarf hamster? a cell with 20 chromosomes undergoes mitosis.