Ques: Q: Maintaining a high metabolic rate takes a lot of what? Choices: - food - calories - fuel - energy A:
Ans: energy

Ques: Q: What is produced by leydig cells in the embryonic testis and stimulates the development of male sexual organs? Choices: - androgen - insulin - estrogen - testosterone A:
Ans: testosterone

Ques: Q: What is a fibrocartilaginous pad that fills the gap between adjacent vertebral bodies? Choices: - unidirectional disc - Back Disk - subsidence disc - intervertebral disc A:
Ans: intervertebral disc

Ques: Q: Prosimians are thought to be more similar to the earliest of these? Choices: - rodents - fish - insects - primates A:
Ans:
primates