All cells within an organism have the same number of chromosomes except

a.) cardiac cells
b.) nerve cells
c.) muscle cells
d.) gametes

What is an endocrine function? (apex) a. esophageal glands release mucus into the esophagus b. salivary glands release saliva into mouth c. swear glands release sweat to the skin d. the pineal gland releases melatonin into the bloodstream

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Discuss cell surface transport in the structure of constituents