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A) have been replaced by more toxic compounds B) interfere with the production of antibiotics by white blood cells C) may act as fertilizers, increasing the growth of algae in ponds D)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