Question 2 of 10
2 Points
How many hydrogen atoms are present in each water molecule?
O A. 3
O B. 2
O c. 1
O 0.4

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.

18. which statement about cancer is true?

Which of the following is the smallest unit that would contain a complete copy of the entire human genome? a) one human somatic cell b) one human chromosome c) all of the dna of one human d) one human gene