Bio 1400 (Exam Questions Correctly Answered |100% Verified) #3 Practice Questions With Answers

In which of the following types of cleavage patterns does each cell have the capacity to develop into a complete embryo ? a) determinate cleavage b) indeterminate cleavage c) spiral cleavage {Ans: b) indeterminate cleavage}Which of the following traits is shared by all vertebrates, at least in some developmental stages, except the lampreys ? a) notochord b) vertebrae c) cartilaginous skeleton d) cranium (head) e) mouth and jaws {Ans: e) mouth and jaws}Which of the following organ systems is incorrectly matched with its function? a) digestive-- food processing (ingestion, digestion, absorption, elimination) b)skeletal-- protection against mechanical injury, infection, dehydration, thermoregulation c) muscular--locomotion and other movement d) excretory-- disposal of metabolic wastes, regulation of osmotic balance of blood e) nervous-- coordination of body activities, detection of stimuli and formation of responses to them {Ans: b) skeletal--protection against mechanical injury, infection, dehydration, thermoregulation}Diploidy is first reestablished following a) fertilization b) gastrulation c) organogenesis e) ovulation {Ans: a) fertilization}An advantage of internal fertilization over external fertilization is that a) internal fertilization allows animals to reproduce sexually b) internal fertilization requires much less expenditure of resources c) internal fertilization produces more offspring, ensuring rapid population growth d) internal fertilization prevents