12. Which era is referred to as “The Age of Fishes”? Why
does this era have this distinction?

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

To be or not to be that is da question

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.