Which of the following best descrites an example of how genetic codes of organisms have been used to help hierarchically classity living things?
A) The common nucleic acid sequences of polar bears and black bears can be
deduced from their classification in the same genus, Ursus. (WRONG)
B) Viruses contain DNA which is used to classity which hosts they will
infect into a Linnacan taxonomy of viruses.
C) Since kangaroos and opossums both have developed pouches to carry their young, it proves that they share DNA sequences and belong to the same
D) Even though Eubacteria and Archaebacteria look similar, differences in their ribosomal RNA led to their classification into different domains,
Answers: 1
Biology, 21.06.2019 20:00, awdadaddda
Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red. b) the pollen grains will be pure blue. c) the pollen grains will have red interiors and blue exteriors. d) the pollen grains will have blue interiors and red exteriors.
Answers: 1
Biology, 21.06.2019 20:20, AvantiA
Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o
Answers: 1
Biology, 22.06.2019 03:30, 001234567891011
Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent
Answers: 1
Which of the following best descrites an example of how genetic codes of organisms have been used to...
Mathematics, 01.10.2021 02:00
Biology, 01.10.2021 02:00
History, 01.10.2021 02:00
Mathematics, 01.10.2021 02:00