A) Bill Gates B) Albert Einstein C) Pedro Calderon D) Gregor Mendel
A) Health B) Global History C) Mathematics D) Science
A) heredity B) genes C) cloning RNA D) nuclei
A) genes B) heredity C) cloning RNA D) nuclei
A) traits B) cells C) chromosomes D) nuclei
A) di-clonal B) asexual C) di-zygomatic D) sexual
A) specials B) clones C) differents D) Zack and Cody
A) sperm B) gonads C) testes D) ovaries
A) reproduction B) replication C) recombination D) cloning
A) genes B) superunits C) tripods D) recombipods
A) A, G, H, B B) A, T, C, G C) A, C, D, B D) A, T, B, K
A) It is the template for the replication of genetic information. B) Cell membranes contain many of these molecules. C) It is different in each cell of an organism. D) Organic catalysts are made up of these molecules.
A) may act as fertilizers, increasing the growth of algae in ponds B) interfere with the production of antibiotics by white blood cells C) have been replaced by more toxic compounds D) are capable of causing mutations in humans
A) C → B → D → A B) B → A → C → D C) A → B → C → D D) D → B → C → A
A) 5 B) 15 C) 30 D) 20
A) zygotes with the genetic information to produce only females B) gametes with many copies of the same chromosome C) offspring with some traits that did not appear in their parents D) embryos with traits identical to those of all other members of the species
A) The weather becomes wetter for a short period of time B) The squirrel is exposed to X-Ray radiation for several days C) The squirrel stops using its claws for digging D) Oak trees gradually become less common
A) sex cell B) epididymis cell C) skin cell D) scrotum cell
A) the formation of identical offspring B) overproduction of gametes C) variation within the species D) fertilization and development
A) provides an area for fertilization B) transfers gametes to the female for internal fertilization C) releases hormones involved in external fertilization D) produces enzymes that prevent fertilization
A) scientific explanations depend upon evidence collected from a single source B) while science provides knowledge, values are essential to making ethical decisions using this knowledge C) scientific inquiry involves the collection of information from a large number of sources D) acquiring too much knowledge in human genetics will discourage future research in that area
A) fertilization B) replication C) evolution D) differentiation
A) glucose units in carbohydrate molecules B) fat molecules in the cell membrane C) energy-rich bonds in starch molecules D) bases in DNA in the nucleus
A) It is always advantageous to an individual. B) It is always passed on to offspring. C) It is always known as a mutation. D) It is always detected by the process of chromatography.
A) original genes of each twin increased in number as they developed B) one twin received genes only from the mother while the other twin received genes only from the father C) environments in which they were raised were different enough to affect the expression of their genes D) environments in which they were raised were different enough to change the genetic makeup of both individuals
A) fertilization of a mature egg by many sperm cells B) production of new cells having twice the number of chromosomes as the zygote C) mitosis and the differentiation of cells after fertilization has occurred D) production of body cells having half the number of chromosomes as the zygote
A) cloning B) meiotic division C) selective breeding D) recombinant DNA technology
A) a DNA molecule B) an egg C) a starch molecule D) an amino acid
A) join the Superintendent's list for best student performance B) get really high grades C) go to Summer School to learn more Science D) receive an Ipod and an LX from my teacher
A) the effect of environment on gene expression B) a different species of corn that is produced in sunlight C) a different type of DNA that is produced when sunlight is present D) the effect of sunlight on the number of chromosomes inherited
A) sequence of the subunits A, T, C, and G in the DNA of the organism B) shape of the protein molecules in the organelles of the organism C) type of amino acids in the cells of the organism D) size of simple sugar molecules in the organs of the organism
A) stomach B) placenta C) ovary D) gamete
A) are twins B) developed from more than one sperm cell C) have the same parents D) are of two different sexes |