This is an important question because nuclei in cancer cells are usually inappropriately enlarged, a change that pathologists use to diagnose and stage disease ... lab is to analyze early frog ...

When Xenopus frog eggs are experimentally ruptured, their cytoplasm rearranges itself to form compartments similar to cells, according to a study published October 31 in Science. The researchers, led ...

after it hatches from an egg and before it becomes an adult. Tadpoles are the larval stage of a frog. Lungs – Organs in the chest that are used it breathe air. They bring in oxygen and get rid ...

The Southern Darwin’s frog is unique in the amphibian world, and conservationists are racing to save it from extinction.