I know how to do punnet square. What is the problem?
When a cell is metabolically active it means there are a series of enzyme-catalysed reactions occuring in the cell (metabollic pathway) that determine the nutrients to be used for production of energy. The more metabolically active a cell is the more proteins its membrane contain while the less active a cell is the more fats its membrane contains.
Garbage dumped into the ocean affects the ocean's ecosystem and may drift back to shore, where it can become a health risk to humans.
Cells are called the building blocks of life because they are the basic unit for all living organisms, and must be present for life to exist. ... The tiny parts of each cell are called organelles, which means "little organs" in Latin. Each cell in the human body is a small and simple form of life.
Answer:
the plasma membrane folds in ward to form a vesicle containing extracellular material