Any change in our DNA code can produce an effect, most of the time in form of…
Mutation that produces cancer
Mutation that produces positive changes
Mutation that changes the proteins
What is the human being chromosomal number?
46 pairs of chromosomes
23 pairs of chromosomes
23 chromosomes
Why do we have two different alleles for each trait?
Because we need them for variation
Because we inherited from our parents
Because we have pairs of chromosomes
Why homologous chromosomes are not identical?
They present the same set of genes but different alleles
They present different set of genes but the same alleles
The present different set of genes and different alleles
What is the difference between genotype and phenotype?
What we don´t see and what we see
Always the same and always different
The second is the physical representation of the first
Mutation is a rare event, so that variation in species is due to what processes?
Recombination
Sexual reproduction
Genetic drift
Why having two genders have been such a great idea?
Because it is very funny
Because it introduces variation into population
Because we need more biodiversity