- ________ ______ is always assumed to lead to extinction because of larger energetic needs
- The larger the fitness cost for A2 the _______________ the probability that the allele A1 becomes fixed
- In directional selection, the favored allele will ____________ _________________ in the population
- Genetic diversity among offspring _______________ the changes for some of them to survive challenging environment
- Methylation is higher in ___________ embryos than __________
- Fossils represent the age at which an organism was very _____________
- ____________________ selection will create linkage between the two traits: offspring will be choosy females and ornate males
- ________________ will lead to combinations of alleles that are unfit for either environment
- Assortative mating can lead to ____________ _____________
- The _________ the s is in the maladaptive allele the _________ the beneficial allele will reach fixation
- Selection and drift led to ______________
- Gene expression can lead to the _____________ of soma and germ line in multicellular groups
- Cause of the __________ is a fast release of huge amounts of CO2
- After mass extinctions there is a lag period where diversity is ________
- Duplications of ___________ _____________ have allowed increasing the complexity of organisms
- ___________ ___________ function as a transcription factor
- Open ecological opportunities means potential for speciation species _______________ has no effect on the probability of extinction
- _________________ genes are the equivalent of hox genes of plants
- Traits passed onto offspring were thought to be _________________ phenotypes and beneficial traits would be _________ to blending (previous thoughts)
- Permian extinction: __________ of marine species and __________ of terrestrial species went extinct