Crossing over is a process which contributes to diversity in offspring of an organism. Which statement BEST explains this process? A b b B Sister chromatids separate to form haploid cells during anaphase II O Homologous chromosomes exchange genetic information during prophase! O A sister chromatid from one homologous pairs switches places with a sister chromatid from a different homologous pair. During metaphase II, sister chromatids of a homologous pair exchange genetic information.

bc blah

explanation:

bc blah

igneous rocks are formed by solidification of cooled magma (molten rock), with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.  

the composition depends on the source magma. there are almost a thousand types of composition found till now.  

hope this

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602