Question

Which of the following s NOT a characteristic of all ah? B) aquatic life c) presence of jaws. DI skin with scales E) gills as respiratory organ 95. Which organ systemls) is /are present in flatworms? A) muscular 8) digestive C) reproductive D) excretory El all of the above 96. What is characteristic of all ecdysozoans? A) the deuterastome condion B) a pseudoccelom C) some kind of exoskeleton, or hard outer covering. D) agle, speedy, and powerful locomotion. 6) the diploblastic condition. 7. A direct consequence of indeterminate cleavoge is A) formation of the archenteron. 8) the arrangement of cleavage planes perpendicular to the egg's vertical axis C) the abillty of cells isoleted from arly embryo to develop into viable individuals. D) the unpredictable formation of either a schizocoelous or enterocoeious body cavity. E) a mouth that forms in association with the blastopore 98. Which of the follawing is NOT a shared characteristic of all chordates? D) dorsal hollow nerve chord. E) four chambered heart Aj pharyngeal slits B) post-anal tail C) notochnn Which hormone is incorrectiy paired with its action? 99. Ajoxytocin-stimulates uterine contractions during childbirth. B) thyroxine-inhibits metabolic processes C) ACTH- stimulates the release of glucocorticoids by adrenal cortex D) melatonin.jaffects biological rhythms and seasonal reproduction. E) insulin.controls glucose level in the blood. 100. Which i's NOT a true statement? A) All vertebrates are chordates. B) All chordates are vertebrates. C) All protochordates are invertebrates D) Echinoderms and chordstes are deuterostomes E) Sear aquirts and lancelets are invertebrate chordates.

Answer 1

Which of the following s NOT s characteristic of aah? B) aquatic life c) presence of jaws. skin with scales El giis as respirstory organ. 95. Which organ systemls) is /are present in flatworms? A) muscular 8) digestive C) reproductive all of the above 96. What is characteristic of all ecdysozoans? A) the desterastome condion some kind of exoskeleton, or hard outer covering. D) agle, speedy, and powerful locomotion. 6) the diploblastic condition. 7. A direct consequence of indeterminate cleavoge is A) formation of the archenteron. 8) the arrangement of cleavage planes perpendicular to the egg's vertical axis the abillity of cells isoleted from arly embryo to develop into viable individuals D) the unpredictable formation of either a schizocoelous or enterocoeious body cavity. E) a mouth that forms in association with the blastopore Which of the follawing is NOT a shared characteristic of all chordates? Al pharyngeal slits B) post-anal tail CI notochnnl Which hormone is incorrectly paired with its action? 98. I hollow nerve chord. chambered heart 99. stimulates uterine contractions during childbirth. thyroxine-inhibits metabolic processes C) ACTH- stimulates the release of glucocorticoids by adrenal cortex. D) melatonin..jaffects biological rhythms and seasonal reproduction. E) insulin.controls glucose level in the blood. 100. Which is NOT a true statement? All vertebrates are chordates. All chordates are vertebrates. C) All protochordates are invertebrates D) Echinoderms and chordstes are deuterostomes. E) Sear aquirts and lancelets are invertebrate chordates.

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