I don’t get this chart help please

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes