Examlex
The scientific method is the dispassionate development and testing of theories about how the world works.
Sex Chromosome Pattern
The configuration of sex chromosomes (XX for females, XY for males) that determines an individual's genetic sex.
Females
The sex of an organism, or a part of an organism, that produces non-motile ova (egg cells) and can typically bear offspring.
Ghrelin
A hormone produced in the stomach that stimulates appetite and signals the brain to increase food intake.
Genetics
The branch of biology that studies heredity.
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Q273: The slope of a horizontal line is