One Shortcoming of Laboratory Observation Is That the Presence of Researchers

question 98

True/False

One shortcoming of laboratory observation is that the presence of researchers and special equipment may cause subjects to behave differently than they would in their usual surroundings.

---

Definitions:

Epididymis

A long, coiled tube attached to the back of the testis that stores and carries sperm.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of deoxyribonucleic acid (DNA).

Sperm

The male reproductive cells capable of fertilizing a female's egg to produce offspring.

Egg

The female reproductive cell or gamete in animals and plants; an ovum.