Biology, 24.03.2020 20:01 glocurlsprinces
Scientists once classified a diverse group of eukaryotic species into kingdom Protista. However, in modern evolutionary classification, protists are not grouped together in their own clade, and the concept of kingdom Protista has little meaning.
Which statement about protists explains its revised classification?
A. All protists evolved from a common eukaryotic ancestor.
B. The common ancestor of protists gave rise to many other types of eukaryotes.
C. Although most protists are unicellular, some species are multicellular.
D. Traits evolved in protists that do not appear in other eukaryotic species.
Answers: 3
Biology, 22.06.2019 02:00
The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important
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Biology, 22.06.2019 04:10
Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d
Answers: 3
Biology, 22.06.2019 10:40
Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things
Answers: 2
Scientists once classified a diverse group of eukaryotic species into kingdom Protista. However, in...
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