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are capable of causing mutations in humans C) interfere with the production of antibiotics by white blood cells D) have been replaced by more toxic compounds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