When you workout, your cells need ________ .
a. ATP
b. mRNA
c. DNA
d. Protein
e. Fat
a. ATP
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After the DNA is replicated, and it condenses in prophase, two identical rods of DNA are seen. These are
a. chromatids. b. centromeres. c. spindle fibers. d. kinetochores. e. chromatin.
Current research indicates that species richness increases proportionately with the
a. number of plants in the region. b. latitude. c. longitude. d. amount of resources available. e. stage of succession.
Veins that carry oxygenated blood from the lungs to the heart.
2) System that consists of both the cardiovascular and the lymphatic systems. 3) The site where certain lymphocytes mature, enabling them to fight specific disease-causing organisms. 4) This simple practice will reduce your chance of heart disease and stroke. 5) Vessels that carry blood back to the heart from the body. A) Jugular veins B) Pulmonary veins C) Circulatory D) Capillaries E) Spleen F) Thymus G) Tonsils H) Aorta I) Veins J) Exercise
The illustration in the accompanying figure represents an early phylogenetic tree as depicted by ________
A) Dembski B) Wallace C) Lamark D) Darwin