Which of the following statements best describes the major difference between prophase i of meiosis and prophase of mitosis?

a. in prophase i, tetrads of homologous chromosomes form and crossing over occurs.

b. in prophase, the nuclear membrane dissolves and spindle fibers attach to the chromosomes.

c. in prophase i, the chromatin condenses to form visible chromosomes.

d. in prophase, the replicated chromosomes are linked together as sister chromatids.

Many state and local authorities are making laws regarding recreation on lakes, rivers, and oceans to reduce water pollution. why would lawmakers need to consult with scientists before making these laws? a) to make scientists feel important b) so that the laws reduce pollution by a sufficient amount c) so that parks and lakefront facilities will still make large profits d) so that the public will believe that the laws are important to follow

What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond

The us council on environmental quality, the world wildlife fund of the united states, the ecological society of america, the smithsonian institution, and the international union for the conservation of nature have proposed four principles of wildlife conservation. which of the following does not apply to wildlife conservation? a) continuous monitoring, analysis, and assessment b) ecosystem maintenance that includes wildlife c) a plan encompassing entire communities of organisms and all renewable resources d) a continued interest in harvesting populations for sport