Biology, 15.07.2019 03:00 420420blazee
1) nematodes exhibit the constant cell number called? 2) a certain species of roundworm can live inside human lymph nodes and cause severe swelling in the limbs, a condition known as (a) lymphitis (b) diabetes (c) gangrene (d) elephantiasis (3) which of the following statements is about nematodes is false? (a) some consume dead plant matter (b) they can be parasitic (c) they lack a body cavity (4) all of the following are characteristics shared by both flatworms and roundworms, except (a) bilateral symmetry (b) cephalization (c) digestive tract with both mouth and anus
Answers: 1
Biology, 22.06.2019 11:30
Can someone pretty me with this ? it’s urgent.compare the three theories of emotion. here are the three theories of emotion. cannon-bard theory of emotion: the belief that both psychological arousal and emotional experience are produced stimultaneously ( at the same time) by the same nerve stimulus. james-lange theory of emotion: the belief that emotional experience is a reaction to bodily events occurring as a result of an external situation. ( “ i feel sad because i am crying.) schachter-singer theory of emotion: the belief that emotions are jointly determined by a nonspecific kind of psychological (bodily function) arousal and its interpretation, based on environmental ( natural surroundings) cues. which of these theories makes most sense to you? why. your response should be written using proper english spelling and grammar. and it needs to be 10 complete sentences.
Answers: 3
Biology, 22.06.2019 13:10
Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.
Answers: 2
Biology, 22.06.2019 14:50
Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.
Answers: 1
1) nematodes exhibit the constant cell number called? 2) a certain species of roundworm can live i...
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