Which of these descriptions of the behavior of chromosomes during meiosis explains mendel's law of segregation?

a. the two alleles for each gene separate as homologous chromosomes move apart during anaphase i.

b. the arrangement of each pair of homologous chromosomes on the metaphase plate during metaphase i is random with respect to the arrangements of other pairs.

c. sister chromatids separate during anaphase ii.

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.