Select the pairs of organism characteristics that are homologous structures. Check all that apply.A) cactus spines; tree leavesB) human hand bones; whale fin bonesC) bat wing; butterfly wingD) octopus eye; mouse eye
What will be an ideal response?
A, B
You might also like to view...
Are bat wings and bird wings homologous or homoplastic structures?
_____ As examples of vertebrate forelimbs, they are homologous, but as wings they are homoplastic. _____ As examples of vertebrate forelimbs, they are homoplastic, but as wings they are homologous. _____ As vertebrate forelimbs and as wings, they are homologous. _____ As vertebrate forelimbs and as wings, they are homoplastic. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about homology? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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?
Proteins function in modern cells as
A. structural elements. B. hereditary information. C. catalysts. D. both catalysts and structural elements.
Synaptic integration means that
a. positive or excitatory stimuli produce an excitatory postsynaptic potential. b. the positive and negative ions neutralize each other. c. excitatory and inhibitory signals are summed in a receiving neuron. d. the adjacent neurons interact so that excitatory and inhibitory stimuli cancel each other out. e. all of these occur
Identical twins are genetically the same but do not always look or act exactly alike. Propose a hypothesis to explain this
What will be an ideal response?