Ques: Q: What is the name for an underground layer of rock that is saturated with groundwater? Choices: - gradient - aqueous cavity - artesian well - aquifer A:
Ans: aquifer

Ques: Q: What happens during the process of digestion? Choices: - excretion of food - cell division - regurgitation - breakdown of food A:
Ans: breakdown of food

Ques: Q: What determines which codon in the mrna the trna will bind to? Choices: - gene - amnion - exon - anticodon A:
Ans: anticodon

Ques: Q: What do young female meerkats act as in colonies? Choices: - predators - defenders - midwives - babysitters A:
Ans:
babysitters