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of antibiotics by white blood cells C) may act as fertilizers, increasing the growth of algae in ponds D) have been replaced by more toxic compounds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