Q: The primary substance that human cells, and ultimately human beings, are made up of is what? Choices: - air - oil - gas - water A:
water

(Question)
Q: How many different types of taste neurons does the tongue contain? Choices: - four - three - ten - five A:
(Answer)
five

Ques: Q: The roots of a plant take in nutrients and what vital substance? Choices: - air - Ash - Soil - water A:
Ans: water

(Q).
Q: What is the term for chordates with a vertebral column and endoskeleton of cartilage and bone? Choices: - am - insect - mammel - vertebrate A:
(A).
vertebrate

Ques:Q: How is energy expressed when it is released in a chemical reaction? Choices: - as an equation - as a percentage - as a positive number - as negative number A:

Ans:as negative number

Q: What is the name for substances with a ph above 7? Choices: - acid - nutrient - protein - bases A:
bases