Which of the following human sex chromosome genotypes is not possible?
a. Y_
b. XXY
c. XY
d. X_
e. XX
Ans: a. Y_
You might also like to view...
The botulinum toxin, which causes botulism, reduces the synaptic release of _____
A) acetylcholine B) epinephrine C) endorphin D) nitric oxide E) gamma-aminobutyric acid (GABA)
Ranking questions: Put the steps in the correct order for a birder hearing the call of a whip-poor-will.
__ basilar membrane vibrates in different regions for each note __ action potentials travel down axons that represent different frequencies __ bird sings "whip-poor-will" __ cilia of hair cells bend in different regions for each note __ sound waves travel to the birder's pinna and enter the canal __ pressure waves travel through fluid in the cochlea __ auditory cortex interprets the pattern __ tympanic membrane vibrates __ malleus, incus, and stapes vibrate __ oval window vibrates Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about hearing? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which type of fungus has been linked to deaths of wild frogs across the globe?
1.Chytrids
2.Glomeromycetes
3.Basidiomycetes
4.yeasts
Refer to the accompanying figure with the lateral line organs of fishes. The structures indicated by label 2 are:a
hair cells. b. cupula. c. stereocilia. d. sensory neurons
e. supporting cells.