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Questions in biology

[Answered] 52. Fruits are not formed in gymnosperms because A. they have no ovary B. they are not pollinated C. they are seedless plants D. process of fertilization doesn't take place 53. A nitrogenous base that occurs in DNA in equal quantities with guanine is A. adenine B. cytosine C. uracil D. thymine 54. Organisms that convert nitrogen containing organic molecules into nitrates are A. decomposers (e.g., bacteria) B. producers (e.g, grasses) C. primary consumers (e.g., mice) D. tertiary consumers (e.g., hawk) 55. Which of the following statement is NOT true for viruses? A. have protoplasm B. obligate parasites C. have nucleic acid D. can respond to stimuli 56. The branch of biology deals with the study of mushrooms is A. Phycology B. Mycology C. Ornithology D. Myology 57. Pollination involves a transfer of pollen from

[Answered] Food chains are parts of food webs, in which we go from plants at the first trophic level (primary producers) to a second trophic level, and so on. Why do food chains in nature rarely exceed 4 or 5 levels? A. because evolution has not yet created that degree of complexity B. because organisms die more easily at the higher levels C. because of inefficiencies, the available energy becomes less and less at higher levels D. because food chains limit the levels of food webs

[Answered] If one were to compare the endocrine system and the body's electrochemical information system in terms of speed, one might call the former a _____ and the latter a _____. A. tortoise; hare B. dolphin; porpoise C. dog; cat D. hare; tortoise

[Answered] How many eggs does a female Great Indian Bustard lay at a time?

[Answered] Which of the following compounds found in tomatoes may reduce the risk of prostate cancer? A. anthocyanins B. lycopene C. beta-carotene D. probiotics

[Answered] CL101F Lecture _Week 11 - Homeostasis.pdf

[Answered] Which of the following levels of classification is most inclusive? A. class B. kingdom C. order D. family

[Answered] The project that sequenced and mapped all of the genes in the human body is known as A. The Human Chromosome Project B. The Human Genome Project C. The Human Allele Project D. The Human Karyotype Project

[Answered] Which describes the function of ATP synthase in light-dependent reactions of photosynthesis? A. uses the energy from a proton gradient to synthesize ATP from ADP and phosphate B. uses a proton gradient to transport glucose across the thylakoid membrane C. converts light energy directly to ATP

[Answered] The word "glial" means: A. bark B. brain C. wire D. glue