Practice Questions

TLS Online TPP Program

#Question id: 9193

Which of the following best describes the consequences of White-band disease in Caribbean coral reefs?

#Unit 9. Evolution & Diversity of Life Forms

Staghorn coral has been decimated by the pathogen, and Elkhorn coral has taken its place.
Key habitat for lobsters, snappers, and other reef fishes has improved.
Algal species take the place of the dead coral, and the fish community is dominated by herbivores.
Algal species take over and the overall reef diversity increases due to increases in primary productivity.

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TLS Online TPP Program

#Question id: 5273

#Unit 8. Inheritance Biology

Replica plating

TLS Online TPP Program

#Question id: 5274

#Unit 8. Inheritance Biology

Among the easiest of the mutations to isolate are those which

TLS Online TPP Program

#Question id: 5275

#Unit 8. Inheritance Biology

The designation his- refers to

TLS Online TPP Program

#Question id: 5276

#Unit 8. Inheritance Biology

Donor Strain ABCDE transformation to recipient strain abcde. Co-transformation check by using media with different supplement?

Media supplement					Growth
A	B	C	D	E	Yes
-	+	-	+	+	Yes
+	+	-	-	+	Yes
+	-	+	-	+	Yes
+	-	+	+	-	Yes

What is a order of gene ?

TLS Online TPP Program

#Question id: 5277

#Unit 8. Inheritance Biology

Deduce the genotype of bacteria strain was shown either growth presents or not in different media?

Media supplement
	Minimal	Minimal + Arginine	Minimal + Methionine	Minimal + Arginine+ Methionine
Growth	No	Yes	No	Yes

TLS Online TPP Program

#Question id: 5278

#Unit 8. Inheritance Biology

What is the co-transduction frequency for the A and B genes, from the following dataset?(Assume that there has been selection for the A+ form of the A gene). Genotype Number

A+B+C+ 10

A+B+C- 30

A+B-C+ 20

A+B-C- 40