Answer and Explanation:
Observation is when you take a look at something really closely like examining the object.
For example:
You watch an interesting bird that you've never seen in you're life and decided to study it's feasters. That's called "Observing'.
The connecting piece of a sperm is packed with gonads that produce energy.
Sperm is the male reproductive cell and is derived from the Greek word "Sperma" Significance is Root.
Sperm cannot divide and have limited life span, but after fusion with egg cells through fertilization, a substitute orgasm begins developing, starting as a totipotent zygote
The DV is measured for results