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To transform bacteria with plasmids, technicians first make the bacteria competent (capable of taking up DNA) by placing them in calcium chloride and chilling them. Plasmid is then added to the competent
asked
Mar 19, 2021
Biology
college
1
answer
3
votes
66.9k
views
The three domains are A Animalia, Plantae, and Archaebacteria B Bacteria, Archaea, and Eukarya C Plantae, Fungi, and Eubacteria D Protista, Bacteria, and Animalia
asked
Feb 24, 2021
Biology
high-school
1
answer
2
votes
107k
views
Examples of the framing and nudging effect in economics
asked
Sep 24, 2020
Social Studies
middle-school
1
answer
4
votes
50.6k
views
Electrical charges were named by? Franklin, Gilbert , van de graaff
asked
May 26, 2020
Physics
middle-school
1
answer
0
votes
110k
views
How did clarence darrow's defense of john scopes highlight the cultural and religious divisions between rural and urban areas?
asked
Oct 9, 2019
Social Studies
high-school
2
answers
5
votes
212k
views
In organisms other than plants, when and where is the most ATP produced? A. in thylakoids, during photosynthesis B. in nuclei, during cellular respiration C. in chloroplasts, during photosynthesis D. in
asked
May 23, 2019
Biology
college
2
answers
1
vote
24.3k
views
Which metric measurement is the best estimate for the length of a pencil? (1 point) A. 15 cm B. 15 m C. 15 mm D. 15 km
asked
Jul 24, 2018
Mathematics
college
1
answer
0
votes
83.2k
views
List three likely reasons why foreign empires wanted to conquer and control Egypt
asked
Jun 22, 2018
History
high-school
2
answers
3
votes
12.0k
views
Write a chemical equation representing the first ionization energy for lithium while using e as a symbol for electron.
asked
Nov 15, 2017
Chemistry
high-school
1
answer
2
votes
27.4k
views
Which personal pronoun best completes the sentence? How is it used? Among the three of __________, Kevin was the tallest. A. us; object of a preposition B. we; object of a preposition C. we; subject D.
asked
Apr 6, 2017
English
high-school
1
answer
1
vote
123k
views
Robert Fulton's invention of the _____ greatly increased trade and provided for faster shipping of goods.
asked
Feb 4, 2017
Business
high-school
2
answers
0
votes
76.6k
views
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