subject
Biology, 27.01.2020 22:31 glendaward88351

Ostriches are a large flightless african bird with solid bones and very powerful hindlegs for running and kicking. rheas are from south america. other than the fact that they are about half the size of an ostrich, their physical features are almost identical to ostriches. which conclusion is not supported by the observations concerning ostriches and rheas?
a) ostriches and rheas are probably close relatives, since their features are very similar.
b) ostriches and rheas may have evolved from a common ancestor, since they have so many similar features.
c) the similarity of ostriches and rheas suggests that africa and south america may have been joined at one time.
d) ostriches and rheas started off as different species, but have evolved over time to become identical to each other.

ansver
Answers: 2

Another question on Biology

question
Biology, 21.06.2019 15:00
Astudent visits the beach during a very hot day she steps on the santa and jumps because it is so hot what type of heat transfer is demonstrated by the sand in this example
Answers: 3
question
Biology, 22.06.2019 11:00
Which of the following forest management practices is best for reestablishing areas of forest?
Answers: 1
question
Biology, 22.06.2019 11:10
Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.
Answers: 1
question
Biology, 22.06.2019 12:00
Which are evidence of seafloor spreading? check all that apply. molten material magnetic stripes continent material drilled core samples ocean water samples
Answers: 1
You know the right answer?
Ostriches are a large flightless african bird with solid bones and very powerful hindlegs for runnin...
Questions
question
Mathematics, 14.04.2020 00:33
question
History, 14.04.2020 00:34