NRCA Biology Test - Ch 6
Terms in this set (24)
Who supplies the ovum that forms a child?
Give an example of haploid cells in humans
sperm and egg cells
What is the development of an unfertilized ovum known as?
Know 3 current ways of screening the unborn
sonogram, amniocentesis, fetoscope
What kind of mutation involves a change in the order of bases on a gene?
What term means having an extra chromosome in a pair?
What term means having or lacking extra chromosomes but not entire genomes?
What term means all the genes present in a given population?
What tests are used for genetic screening?
analysis of pedigree, analysis of unborn
What is in vitro fertilization?
test tube fertilization
What is an organism called that has 3 complete genomes?
What term means an effort to improve the human gene pool?
What is a mutation in a body cell called?
What is the genetic disorder where damaged genes can't control a cell's growth?
What is a mutagen?
something that causes a mutation to occur
What is an advantage of triploid fruits?
bigger and stronger
What is the process called that results in offspring that are superior to the parents?
What is a surrogate mother?
woman who bears a child on behalf of another woman
substances that increase the risk of cancer
Which type of chromosome change may have the least affect?
Leaders who support eugenics
Plato, Caesar, Teddy Roosevelt, Hitler
Most common form of cancer
Factors that may turn on genes
sex hormones, temperature, concentration of proteins
Which type of gene change may have the least affect?