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"Two bacterial strains were obtained: Hfr: his(+) leu(+) bio(-) ton(S) Str(S) and F(-): his(-) leu(-) bio(+) ton(R) Str(R) . After an uninterrupted conjugation, you want to select ALL the F(-) recombinants
answered
Oct 1, 2021
Biology
college
2
votes
78.2k
views
View Juan's schedule. Horario Escolar -- Estudiante: Manuel Ortega hora clase profesor sala de clase 7:50 Inglés Sr. Rivera 2 8:55 Educatión Física Sr. Banderas 45 10:00 Historia Sra. López 18 11:10 Almuerzo
answered
Aug 30, 2021
Spanish
high-school
5
votes
185k
views
What element is required to build red bloold cells? Iron Zinc Copper Nickel
answered
Aug 15, 2021
Biology
middle-school
4
votes
36.9k
views
2x-1=3/4x+9 Help Me Brainilist to whoever explains the best
answered
Jun 19, 2021
Mathematics
middle-school
4
votes
115k
views
How many electrons circulate each second through the cross section of a conductor, which has a current intensity of 4A.
answered
Apr 14, 2021
Physics
college
5
votes
20.9k
views
Which compound in the picture has a central atom with four outside atoms and has at least one nonpolar bond.
answered
Mar 17, 2021
Chemistry
high-school
3
votes
109k
views
Whose data did Kepler use to construct the laws of planetary motion? Aristarchus’s Aristotle’s Brahe’s Copernicus’s
answered
Feb 26, 2021
Mathematics
college
6
votes
20.1k
views
A student at the top of a building of height h throws ball A straight upward with speed v0 (3 m/s) and throws ball B straight downward with the same initial speed. A. Compare the balls’ accelerations,
answered
Oct 25, 2020
Physics
college
3
votes
53.4k
views
Solve this equation 16(1/4x-1/2)>24-2x
answered
Sep 10, 2020
Mathematics
high-school
3
votes
85.5k
views
Raina wants to pour 15.33 grams of salt into a container. So far, she has poured 12.75 grams. How much more salt should Raina pour?
answered
Aug 19, 2020
Mathematics
middle-school
0
votes
163k
views
Help me answer this question please! Thank you!
answered
Apr 27, 2020
History
middle-school
4
votes
123k
views
Predict which of the flowing can impact an ecosystems available resources?
answered
Mar 17, 2020
Biology
middle-school
7
votes
109k
views
How many units does b equal ? ( stuck on similar problems as well ) please help
answered
Jan 30, 2020
Mathematics
middle-school
2
votes
120k
views
Which is known as the chain of events in the late 19th century that began Japan's process toward social and industrial modernization? Ashikaga Period Meiji Restoration
answered
Dec 19, 2019
Social Studies
middle-school
3
votes
11.4k
views
Solve for x: x - 35 = 45 A. 10 B. 15 C. 35 D. 80
answered
Nov 10, 2019
Mathematics
middle-school
4
votes
137k
views
Solve 3x +11=k for x
answered
Feb 24, 2019
Mathematics
middle-school
4
votes
103k
views
¿Tus amigos juegan al fútbol? (Do your friends play soccer?) Why do we use ‘al’ before futbol, instead of ‘a el’?
answered
Dec 25, 2018
Spanish
high-school
3
votes
81.2k
views
What was president grant trying to find in the barrel
answered
Dec 24, 2018
Social Studies
middle-school
3
votes
195k
views
What is m∠KNL? Need some help
answered
Sep 15, 2018
Mathematics
high-school
1
vote
17.8k
views
3. which term describes the conversion always solid directly to a gas without passing through the liquid state? a.) evaporation b.) sublimation c.) condensation d.) deposition
answered
May 25, 2018
Biology
high-school
4
votes
228k
views
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