What is the input of the light-dependent reactions, labeled X? CO2, H2O, O2, and light
CO2, H2O, and light
CO2 and H2O
OHO and light

In "the pig," what is the main effect that the piglet initially has on kibuka?

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.

Polar zones are cold and tend to be dry because of a pressure system of cold. low high