What happens to fish when a plant dies?

Vitamin d is important in the absorption and metabolism of what ions?

A scientist wants to know if consuming fast food increases obesity in teens. He interviews 500 nutritionists, and 450 of them believe fast food consumed more than once a week increases obesity.

Antarctica can be classified as arid as well as polar. Explain.

Hydrogen fuel cell powered cars emit ... oxygen carbon dioxide hydrogen water

What is the function of sori?

Which of the following do fish NOT use to breathe? A. air bladder B. pharyngeal slits C. pores on their back D. olfactory bulbs

Imagine a protein that has been engineered to contain a nuclear localization signal, a nuclear export signal, a C-terminal peroxisomal targeting sequence, and a canonical endoplasmic reticulum (ER) signal sequence.

Which organelle receives protein from endoplasmic reticulum and sorts and packages it for delivery outside cell?

Eukaryotic cells have many different specialized structures that are involved in making, organizing, and delivering a protein molecule. Describe the four organelles that are involved and the sequence of events of this process.

What do scientists call an orderly pattern of change over time? A. homeostasis B. ecological succession C. food web D. an ecosystem