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When glucose is present, the lac genes are not fully expressed, even in the presence of inducer. This is called catabolite repression. a.. Why does it make biological sense to have the lactose operon under
asked
Mar 1, 2021
Biology
college
1
answer
5
votes
75.5k
views
What was the circular trade that the Portuguese developed in their colonies?
asked
Jan 8, 2021
History
high-school
2
answers
0
votes
147k
views
The vertex form of the equation of a parabola y=(x-3)^+36
asked
Oct 21, 2020
Mathematics
middle-school
2
answers
3
votes
3.0k
views
Find the x-intercepts for the parabola defined by this equation: y=-3x^2-6x+9
asked
Jul 1, 2020
Mathematics
middle-school
1
answer
3
votes
77.2k
views
Graph the system of inequalities. y is greater than 3x-4 4y-x is less than or equal to 8
asked
Jun 13, 2020
Mathematics
middle-school
1
answer
3
votes
155k
views
Which of these was an impact of the Agricultural Revolution? A. less reliance on water B. a growth in population C. more reliance on animal herds D. a nomadic lifestyle
asked
Feb 1, 2020
History
middle-school
1
answer
5
votes
131k
views
A play is performed for a crowd of 400 people. Adult tickets cost $22 each, student tickets cost $15 each, and tickets for children cost $13.50 each. The revenue for the concert is $7840. There are 40
asked
Dec 2, 2019
Mathematics
middle-school
1
answer
2
votes
79.6k
views
The maine state legislature passes a law to regulate local delivery services. the final authority regarding the constitutionality of this law is
asked
Feb 3, 2019
Social Studies
high-school
1
answer
2
votes
125k
views
On whose show did Elvis Presley make his famous debut?
asked
Dec 27, 2018
Arts
high-school
2
answers
5
votes
93.3k
views
What is 3,920,000,000,000 in scientific notation? 3.92×1010 3.92×1012 3.92×10−10 3.92×10−12
asked
Dec 21, 2018
Mathematics
high-school
2
answers
4
votes
88.7k
views
He was the officer in the united states navy who, in 1854, forced japan to open its ports to western ships.
asked
Oct 10, 2018
History
high-school
1
answer
3
votes
52.8k
views
What part of an argument restates the central point and makes a bid for the audience's support? A. Analysis B. Conclusion C. Introduction D. Evidence
asked
Aug 28, 2018
Biology
high-school
2
answers
1
vote
88.0k
views
Why did the Second Continental Congress establish a weak central government under the Articles of Confederation?
asked
Jun 11, 2018
Social Studies
middle-school
2
answers
4
votes
168k
views
The number of electors given each state is equal to the combined number of that states' ____. U.S. Senators and Representatives State representatives State senators None of the answers listed
asked
Mar 25, 2018
History
high-school
1
answer
1
vote
41.9k
views
Hakeen has 100 plans he want to plant them in row of 8 how many full rows
asked
Jun 11, 2017
Mathematics
middle-school
2
answers
0
votes
96.6k
views
Which of the following questions could best be explored using a scientific investigation? A. How many seeds are in an apple? B. How many pebbles are at the bottom of a river? C. Why are there insects on
asked
May 23, 2017
Biology
high-school
2
answers
0
votes
234k
views
0.000626 L is the same as 6.26 cm3. a. True b. False
asked
Jan 21, 2017
Mathematics
high-school
1
answer
0
votes
140k
views
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