第四章生命活动的调节（The fourth chapter is the adjustment of life activities）.docVIP

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第四章生命活动的调节（The fourth chapter is the adjustment of life activities）.doc

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第四章生命活动的调节（The fourth chapter is the adjustment of life activities）

第四章生命活动的调节（The fourth chapter is the adjustment of life activities） The fourth chapter is the adjustment of life activities First, the multiple-choice question: 1. in the early stages of the development of the ovary into fruit, remove the developing seeds, fruit stops development. This is mainly due to A. respiration ceased and B. fruit nutrient source was cut off C. fruit auxin was cut off and D. fruit photosynthesis stopped 2., in nature, pine and cypress crown is usually pagoda shaped, mainly because A. B. The lack of lateral bud bud produce auxin auxin is too small C. produced more D., bud bud auxin accumulation of auxin too much 3. feed the tadpoles with a diet containing thyroid, and the tadpoles turn into a small frog in a relatively short time. This experiment explains A. thyroid hormone can promote the development of young animals B. thyroid hormones promote the growth of young animals C. thyroid hormone can accelerate the oxidation of substances in animals D. thyroid hormone promotes metabolism in animals 4. through the cotton topping to achieve the purpose of increasing production, which is mainly based on the The principle of A. photosynthesis -- the principle of B. artificial mutagenesis C. the principle of respiration, the principle of D.s apical dominance 5. insects develop from eggs to adults A. brain hormone control, B., juvenile hormone control The control of JH and MH D. control brain hormone, juvenile hormone, ecdysone coordination function C. 6., the carp pituitary grinding, injected into the rabbit body, can promote sexual maturity, which is used in the pituitary gland A., growth hormone, B., gonadotropin, C., thyroid stimulating hormone, D., adrenocorticotropic hormone 7. other insect larvae allatum transplanted into the silkworm larvae aging, resulting in the mature larvae can not enter the pupal stage, the experiment proved that the hormone secretion allatum is A. brain hormone B. juvenile hormone C. D. sex hormone ecdysone 8., in order to