Parental investment - Parental investment refers to the contributions each sex makes in producing and rearing offspring.

TLS Online TPP Program

#Id: 2175

#XL - T Zoology

Selection coefficients-  The allelic frequency at equilibrium (qˆ) depends on the relative fitnesses of the two homozygotes:

TLS Online TPP Program

#Id: 9746

#XL - R Botany

Constitutive defenses are costly to the plant. The production of secondary metabolites requires a significant energy investment derived from primary metabolism, which is then unavailable for use in growth and reproduction.

TLS Online TPP Program

#Id: 9417

#XL - T Zoology

The second part of Darwin’s hypothesis is that exaggerated secondary sexual traits decrease survival.

TLS Online TPP Program

#Id: 10769

#XL - R Botany

The compilation of all carpels within the flower is collectively called the Gynoecium.

A pistil is a collective term for the gynoecium and, thus, may contain one or more carpels.

TLS Online TPP Program

#Id: 8599

#XL - T Zoology

Cells commit to a new cell division at a specific point in G1 known as START or the restriction point.