Question and answer
19. Annual rings in woody stems are caused by an increase in rings of the A. primary xylem. B. secondary phloem. C. primary phloem. D. secondary xylem.
Annual rings in woody stems are caused by an increase in rings of the Secondary xylem.
yumdrea|Points 27191|
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Asked 3/21/2016 10:17:41 AM
Updated 3/21/2016 10:39:20 AM
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This answer has been confirmed as correct and helpful.
Edited by jeifunk [3/21/2016 10:39:18 AM], Confirmed by jeifunk [3/21/2016 10:39:20 AM]
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Questions asked by the same visitor
11. Which of the following processes occurs during meiosis and not mitosis? A. Crossing-over B. Cytokinesis C. Crossing-under D. Cytogenesis
Weegy: Crossing-over occurs during meiosis and not mitosis. (More)
Question
Expert Answered
Updated 120 days ago|7/15/2018 5:37:31 PM
0 Answers/Comments
14. Crossing-over involves the exchange of genetic information between A. homologues. B. sex chromosomes. C. sister chromatids. D. chromatids.
Question
Not Answered
Updated 3/27/2016 2:05:51 PM
1 Answer/Comment
Crossing-over involves the exchange of genetic information between homologues.
Added 3/27/2016 2:05:51 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [3/27/2016 9:27:11 PM]
13. _______ have the potential to develop and specialize into any cell type, which means they're A. embryonic stem cells; multipotent. B. adult stem cells; totipotent. C. embryonic stem cells; totipotent. D. adult stem cells; multipotent.
Weegy: mulipotent (More)
Question
Expert Answered
Updated 6/30/2016 7:03:49 AM
1 Answer/Comment
Embryonic stem cells have the potential to develop and specialize into any cell type, which means they are totipotent.
Added 6/30/2016 7:03:49 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/30/2016 11:02:15 AM]
20. If a piece of DNA breaks off from a chromosome and attaches itself to a nonhomologous chromosome at another location, what type of change has occurred? A. Translocation B. Deletion C. Duplication D. Inversion
Weegy: If a piece of DNA breaks off from a chromosome and attaches itself to a nonhomologous chromosome at another location, TRANSLOCATION has occurred. (More)
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Expert Answered
Updated 3/21/2016 10:54:45 AM
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10. _______ is/are the raw material of evolutionary change. A. Assortative mating B. Genetic drift C. Nonrandom mating D. Mutations
Weegy: Mutations are the raw material of evolutionary change. (More)
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Updated 3/21/2016 10:17:32 AM
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