What are sex chromosome what determines whether a perla is mal or female

Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth

Rue or false siblings look simila rbecause they each have some traits of their parents.

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles