Genetics
what kind of cells are produced by meiosis?
gametes
what are genotypes?
a set of genes, alleles
what is natural selection?
the process through which populations of organisms change
what is natural selection?
humans purposely picking useful traits for them to carry on
what are fossils?
fossils are remains of organisms
what is the difference between animal and plant cells?
plant cells have a cell wall and chloroplast
what is phenotype?
observable traits
what is migartion?
the movement of an organism that benefits them to find more food, or a better place to live, ect
what does GMO stand for?
genetically modified organism
what do fossils help to do?
fossils provide n understanding of what the world used to be like
meiosis is used for sexual reproduction and mitosis is growth and repair
if one parent is homozygous dominant for purple flowers and the other is homozygous recessive for white flowers what is the percentage of offspring that will be purple?
100%
what is genetic drift?
a random change in a gene
what are advantages of GMOs?
enhanced nutritional value in food, lower prices for food, and less waste
what is relative age of rocks and fossils?
the comparison of how long one rock or fossil has been around compared to another
to store nutrients
what does homozygous mean?
2 of the same allele
are the gills on a fish a structural or behavioral adaptation?
structural
what are disadvantages of GMOs?
allergic reactions, biodiversity, and antibacterial resistance
what is absolute age of rocks and fossils?
the actual number age in years
what is the mitochondria's function?
to produce energy
what does heterozygous mean?
2 different alleles
behavioral
what is gene therapy?
a medical technology that is used to modify a person genes
what is the law of Superposition?
a law used to determine the ages of rocks and fossils