prototrophic HFR strain and an Streptomycin Resistant gly- tyr- ala- pro- ser- auxotrophic strain. The following results are obtained: Numbers of colonies of each Genotype over time Minutes before mating interrupted colony 10 20 30 40 50 60 60 TO 70 88 80 genotype gly+ 0 0 0 0 380 375 392 401 tyr+ 98 396 398 389 395 401 403 399 ala+ 0 0 O 0 0 200 398 406 prot 0 79 301 287 304 304 298 297 ser+ 0 140 300 301 298 287 289 301 1. Which gene is transferred from donor to recipient first? 2. a. gly b. tyr C. ala d. pro e. ser Which gene is transferred from donor to recipient last? a. gly b. tyr C. ala d. pro e. ser 3. Which of the following is true? a. Gly is closer to ala than pro is to ser b. The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the gene order was tyr pro ser C The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the gene order was tyr ser pro d. The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the gen order was pro tyr ser
prototrophic HFR strain and an Streptomycin Resistant gly- tyr- ala- pro- ser- auxotrophic strain. The following results are obtained: Numbers of colonies of each Genotype over time Minutes before mating interrupted colony 10 20 30 40 50 60 60 TO 70 88 80 genotype gly+ 0 0 0 0 380 375 392 401 tyr+ 98 396 398 389 395 401 403 399 ala+ 0 0 O 0 0 200 398 406 prot 0 79 301 287 304 304 298 297 ser+ 0 140 300 301 298 287 289 301 1. Which gene is transferred from donor to recipient first? 2. a. gly b. tyr C. ala d. pro e. ser Which gene is transferred from donor to recipient last? a. gly b. tyr C. ala d. pro e. ser 3. Which of the following is true? a. Gly is closer to ala than pro is to ser b. The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the gene order was tyr pro ser C The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the gene order was tyr ser pro d. The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the gen order was pro tyr ser
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question

Transcribed Image Text:prototrophic HFR strain and an Streptomycin Resistant gly- tyr- ala- pro- ser- auxotrophic strain. The
following results are obtained:
Numbers of colonies of each Genotype over time
Minutes before mating interrupted
colony
10
20
30 40
50
60
60
TO
70
88
80
genotype
gly+
0
0 0
0
380
375 392 401
tyr+
98
396
398
389
395
401
403 399
ala+
0
0
O
0
0
200
398
406
prot
0
79
301
287
304
304 298
297
ser+
0
140
300
301
298
287 289
301
1. Which gene is transferred from donor to recipient first?
2.
a. gly
b. tyr
C.
ala
d. pro
e. ser
Which gene is transferred from donor to recipient last?
a. gly
b. tyr
C.
ala
d. pro
e.
ser
3. Which of the following is true?
a. Gly is closer to ala than pro is to ser
b. The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the
gene order was tyr pro ser
C The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the
gene order was tyr ser pro
d. The StrpR colony type Tyr+ Pro+ Ser- would be expected to be the least abundant if the
gen order was pro tyr ser
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