Examlex
The tetrapods originated in the Devonian period of the Paleozoic era.
Systemic Lupus Erythematosus
A chronic autoimmune disease that can affect various parts of the body, including the skin, joints, kidneys, and brain, causing widespread inflammation and tissue damage.
White Blood Cells
White blood cells are cells of the immune system involved in protecting the body against both infectious disease and foreign invaders.
Pathogens
Microorganisms that cause disease in their host, including bacteria, viruses, fungi, and parasites.
Breast Cancer
A type of cancer originating from breast tissue, commonly affecting women but can also occur in men.
Q1: The name Urochordata means literally<br>A)"tail chordates."<br>B)"head chordates."<br>C)"kidney
Q15: Radial symmetry and cephalization evolved together in
Q18: As the arthropod ancestors underwent "arthropodization,"<br>A)their circulatory
Q19: A tough,resistant,nitrogenous polysaccharide in the cuticle of
Q20: Which of the following represents a dualistic
Q21: In mammals,estrus is the time when the
Q34: The hagfishes are marine scavengers.
Q42: Delayed _ in many mammals is a
Q54: The ammocoetes is the larval form of
Q78: Popper saw scientific method as involving 3