Q: If dNA repairs cells, then what are needed to build cells? Answer choices: - hormones - food - RNA - isotopes - fats - clorophyll - DNA - p53
A: DNA

Q: If aplant requires carbon dioxide for growth, then what does a plant require for its growth? Answer choices: - deoxyribonucleic acid - hydrogen and oxygen - Organic compounds - Electrical energy - heat energy - sunlight - Energy. - Carbon dioxide
A: Carbon dioxide

Q: If invertebrates are animals that lack a support column, then invertebrates are animals that lack a what? Answer choices: - Chlorophyll - Epidermis - pair of legs - small bones - cartilage - an organism's body - support column - epidermal
A: support column

Q: If matter vibrating can cause mechanical waves, then what can vibrating matter cause? Answer choices: - electromagnetic energy - Relieve pain - nothing - loss of matter - destruction of matter - mechanical waves - Electrical energy - kinetic energy
A: mechanical waves