Biology, 22.04.2020 03:07 Govind3793
True- breeding plants . cannot be cross-fertilized produce sterile offspring when cross-fertilized self-fertilize to produce offspring identical to the parent become sterile after three generations self-fertilize to produce hybrid offspring
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Biology, 21.06.2019 22:00
Does mitochondria still meet the definition of a eukaryote why or why not?
Answers: 3
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 07:50
One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.
Answers: 3
True- breeding plants . cannot be cross-fertilized produce sterile offspring when cross-fertilized s...
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