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5 Written questions

5 Matching questions

  1. prophase
  2. habitat isolation
  3. mono hybrid
  4. anaphase
  5. dominant genes
  1. a the third phase of mitosis, during which the chromosome pairs separate and move toward opposite polesspindle fibers pull apart the chromotides making them 2 chromosomes moving to the opposite side of the cell
  2. b cross with genes each offspring gets two packages one from each parent. , A hybrid produced by crossing parents that are homozygous except for a single gene that has two alleles (as in Mendel's experiments with garden peas)
  3. c populations live in different habitats and do not meet
  4. d first and longest phase of mitosis, during which the chromosomes become visible and the centrioles separate and take up positions on the opposite sides of the nucleus, 1. chromosomes coil up to package them easier to move 2. spindlefibers appear 3. the nucleus disappears
  5. e member of a gene terror that controls the appearance of a certain trait, genes that mask other genes' effects

5 Multiple choice questions

  1. exchange of genes between populations, ex coyotes from Texas with coyotes from California
  2. A human genetic disease caused by a sex-linked recessive allele; characterized by progressive weakening and a loss of muscle tissue.
  3. structural features, characterizes a species by its body shape, size, and other structural features
  4. genetic drift, gene flow, mutations, sexual selection, natural selection
  5. process by which descendants of ancestral organisms spread into various habitats and accumulate adaptations to diverse ways of life

5 True/False questions

  1. karyotypethe appearance of the chromosomal makeup of a somatic cell in an individual or species (including the number and arrangement and size and structure of the chromosomes)

          

  2. plant cytokinesesmolecule on the surface of a pathogen that identifies it as a foreign invader to the immune system

          

  3. biological species conceptthe potential to interbreed and produce viable offspring, a species concept defining a species as a population or group thereof whose members potentially interbreed and produce fertile offspring

          

  4. mechanical isolationform of reproductive isolation in which two populations have differences in courtship rituals or other types of behavior that prevent them from interbreeding

          

  5. asexual organismsreproduce constantly and continuously

          

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