While observing a new species of seaweed under the microscope, it becomes apparent that the entire organism is one large cell containing several nuclei. Which of the following best describes the organization of this organism?
A. coenocytic
B. complex multicellular
C. simple multicellular
D. filamentous
E. eukaryotic
A
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The ATP molecule contains ______________
A. glucose B. glutamic acid C. 3 phosphate group D. ribose E. deoxyribose
Which of the following statements is true regarding secondary growth in vascular plants? Select all correct choices
A. Secondary growth depends only on the vascular cambium. B. Secondary growth depends only on the cork cambium. C. Secondary growth depends on both the vascular and cork cambia. D. Secondary growth causes a plant to grow in diameter (not height). E. Secondary growth causes a plant to grow in height (not diameter).
What is the function of the kinins released when mast cells degranulate?
A) activation of the complement system B) increased vascular permeability C) smooth muscle contraction D) increased production of tears and saliva E) chemotactic factors
Most bacterial and archaeal cells divide by ________.
A. binary fission B. mitosis C. meiosis D. All of the choices are correct.