The human male sperm needs a tail so why doesn't the male gamete of a plant need a tail?

What was carolus linnaeus' classification system of organisms based on? a.physical characteristics of organisms b.food habits of organisms c.habitat of organisms d.size of organisms

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.

The term facultative anaerobe refers to an organism that