A gamete would correctly be called a SEX CELL.
The cells from the male and female parents which combine to form zygote are called gametes. The male gamete is called sperm while the female gamete is called egg. Both sex cells combine together during fertilization to form the zygote.
Scientific inquiry is to think , ponder, and have an interest in investigating something that exist or you think may exist or should exist. Anyone can use it ( kind of like the scientific method) but people who commonly use it seriously is police, scientists, and other career fields who find it necessary. Scientific inquiry involves a person, research tools, space, writing pad, and one, etc.
B) wavelength
Notice how Z goes from one wave's crest (top) to another's crest. Wavelength can also be measured from a wave's trough (bottom) to the next one's trough.
Answer:
a large boulder I guess , please double check