27. Contractile vacuoles function to remove excess water in amoeba and parameca

Question

27. Contractile vacuoles function to remove excess water in amoeba and parameca A) True B) False 28. The male sex organ in moss is known as the archegonium; the female sex organ is known as the antheridia. A) True B) False Parallel substitutions occur when the same substitutions descendants. A) True B) False 29. in the same positions happen in different 30. All eukaryotes that are not plants, fungi, or animals have traditionally been called protists. A) True B) False The red tides that can kill tons of fish are caused by toxic species of dinoflagellates. A) True B) False 31. Match the following: 32. This type of speciation occurs in the absence of a A "-aceae" 33. Derived traits that are shared among a group of B) Sympatric 34. Land plants, sometimes referred to as physical barrier species are known as C) obligate aerobes may be defined as multicellular, photosynthetic eukaryotes that develop from embryos protected by tissues of the parent. 35. In plant classification, the suffixis D) Embryophytes used to denote names of families. E) Synapomorphies 36. Bacteria unable to survive for extended periods in the absence of oxygen are termed 37. Which of the following gases is thought to have contributed to the appearance of multicellular organisms? A) Oxygen B) Hydrogen C) Nitrogern D) Carbon E) Sulfur

Explanation / Answer

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27 True. It is a structure which removes waste and excess water from the amoeba and paramecia

28 False. The male sex organ is called antheridia and the female sex organ is called archegonium

29 True

30 True

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