The oldest fossils typically are found in the ________ sediments
A) upper
B) lower
C) coarser
D) finer
B
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How is DNA linked to the production of proteins?
A. DNA holds the instructions for the cells on how to make proteins. B. Proteins hold the instructions on how to make DNA. C. DNA is not linked to the production of proteins. D. DNA is the end point of protein production that allows cells to finish making proteins.
A patient with a problem of diffusing water and dissolved substances between the blood and interstitial fluid might have an underlying issue in their
A. arteries. B. veins. C. lymph vessels. D. capillaries. E. sieve tubes.
Which hormone, made by the kidney, is necessary for red blood cell production by bone marrow?
a. erythropoietin b. hemoglobin c. insulin d. erythrocytes e. leucocytes
Which of the following statements is false?
a. The development of a coelom was necessary before organisms could develop a large size. b. Segmentation allows increasing specialization of body parts. c. The development of a complete digestive tract allows the specialization of regions to carry out a variety of functions. d. Organisms with radial symmetry developed into the ultimate predators. e. None of these are false.