Examlex
The percentage volume of unoccupied space in a material is called the material's ______________.
Capacitation
A physiological change that sperm undergo to gain the ability to penetrate and fertilize an egg.
Allantois
An extra-embryonic membrane in birds, reptiles, and mammals that is involved in gas exchange and waste removal.
Nitrogenous Wastes
Nitrogenous wastes are metabolic waste compounds that contain nitrogen, such as urea and ammonia, which are produced by the breakdown of proteins and nucleic acids.
Isolecithal Eggs
Eggs with a small amount of evenly distributed yolk, typically found in mammals and other animals with minimal or no yolk segregation.
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