Examlex
The cardiovascular system consists of the heart and blood vessels.
Universal
Pertaining to or applicable to all members of a class, group, or category.
Species-specific Trait
A characteristic or behavior that is unique to a particular species, distinguishing it from other species.
Steven Pinker
A cognitive psychologist and linguist known for his work in language and human nature, advocating for the importance of science and reason.
Natural Selection
A process in nature by which organisms that are better adapted to their environment tend to survive and reproduce more successfully.
Q1: The semilunar valves of the lymph vessels
Q20: Atria receive blood from veins, and ventricles
Q43: Protein substances that have left the bloodstream
Q56: A vein that returns blood from the
Q70: The heart produces a hormone that promotes
Q80: Which of the following is(are) involved in
Q99: The vast majority of the body's lymph
Q106: In the indirect measurement of blood volume,
Q150: Lymphedema, a swelling of the tissues of
Q155: The veins in the heart are called