Protection against photodamage is a multilevel process, excited state of chlorophyll is not rapidly quenched by photochemistry it can react with molecular oxygen to form toxic photoproducts such as as singlet oxygen (1 O2*) what can damage if this second line of defense also fails to eliminate the reactive photoproducts?

TLS Online TPP Program

#Question id: 3446

#Unit 11. Evolution and Behavior

Which of the following is least related to the others?

TLS Online TPP Program

#Question id: 9195

#Unit 9. Diversity of Life Forms

Philippe Bouchet and colleagues conducted a massive survey of marine molluscs on the west coast of New Caledonia. For 20% of the total species that were located and identified, only a single specimen was found. What does that suggest about the diversity of molluscs in this area?

TLS Online TPP Program

#Question id: 18945

#Unit 13. Methods in Biology

PCR can be used to generate single-stranded copies of a DNA sequence; this is called

TLS Online TPP Program

#Question id: 11762

#Unit 9. Diversity of Life Forms

Typically as cells grow, their increase in volume outpaces their increase in surface area, and continued survival requires undergoing asexual reproduction to reestablish a healthy surface area to volume ratio. Thus, which of these is least likely to contribute to the ability of a single-celled foraminiferan to grow to a diameter of several centimeters?

TLS Online TPP Program

#Question id: 1675

#Unit 4. Cell Communication and Cell Signaling

Somatic hypermutation of V genes: