Complex II as succinate dehydrogenase, the only membrane-bound enzyme in the citric acid cycle

TLS Online TPP Program

#Id: 5179

#Unit 7. System Physiology – Animal

Serum has essentially the same composition as plasma, except that its fibrinogen and clotting factors II, V, & VIII have been removed.

TLS Online TPP Program

#Id: 9440

#Unit 11. Evolution and Behavior

Polyandrous

In polyandrous mating systems, one female mates with many males.

Honeybees are polyandrous because the queen often mates with multiple males.

TLS Online TPP Program

#Id: 6261

#Unit 8. Inheritance Biology

Collaborative gene interaction

Comb shapes in chickens

9/16 walnut (R- P-)

3/16 rose (R- pp)

3/16 pea (rr P-)

1/16 single (rr pp)

TLS Online TPP Program

#Id: 4308

#Unit 11. Evolution and Behavior

Haldane’s rule: hybrid sterility or hybrid inviability is often limited to the heterogametic sex. (The heterogametic sex is the one with two different sex chromosomes, while the homogametic sex has two sex chromosomes of the same type).

TLS Online TPP Program

#Id: 10131

#Unit 6. System Physiology – Plant

PIN1 mediates vertical transport of IAA from the shoot to the root along the embryonic apical–basal axis and creates an auxin sink that drives basipetal auxin transport upward from the root apex via PIN2 efflux carriers.