Variation & Natural Selection (Stickleback Fish)
What word means differences among individuals in a population
What is variation?
What do we call different versions of the same gene?
What are alleles?
What type of DNA controls when and where genes are turned on?
What is noncoding DNA?
What is the correct order of the Central Dogma of Biology?
What is DNA → RNA → Protein?
What sugar is found in milk?
What is lactose?
What stickleback trait helps protect fish from predators?
What are pelvic spines?
What type of trait is expressed when at least one dominant allele is present?
What is a dominant trait?
What do regulatory regions act like in a cell?
What are switches?
What process copies DNA into RNA?
What is transcription?
What enzyme breaks down lactose?
What is lactase?
What process causes helpful traits to become more common over time?
What is natural selection?
What does F1 generation mean?
What is the first generation of offspring?
Why can a fish have a normal jaw but no pelvic spines?
What is gene regulation turning the gene off in the pelvis only?
What process uses RNA to build a protein?
What is translation?
Why are some adults lactose tolerant?
What is a mutation that allows lactase production into adulthood?
True or False: Individual organisms evolve over time.
What is false?
If all F1 offspring show the same trait, that trait is most likely what?
What is dominant?
What gene is involved in pelvic spine development in stickleback fish?
What is Pitx1?
Why is protein shape important?
What is structure determines function?
Lactose intolerance is an example of what type of trait?
What is recessive?
Name one requirement that must be met for natural selection to occur.
What is heritable variation / environmental pressure / variation?
What is a cross between two heterozygous individuals called?
What is a monohybrid cross?
What type of DNA controls when and where genes are turned on?
What is noncoding DNA?
What type of protein speeds up chemical reactions in the body?
What is an enzyme?
Why did lactose tolerance become common in some human populations?
What is natural selection due to dairy farming?