In Mendel's experiments with pea plants, the allele for tall pea plants was dominant and the allele for short pea plants was recessive. When did Mendel see short pea plants? A. when the plants had two dominant alleles for height

B. when the dominant allele for tall plants was not present

C. when the plants had both a dominant allele and a recessive allele

D. when the pea plants produced yellow seeds
PLS HELP!

The arrangements of lipids in the membrane makes the cell semi permeable .

The short-term effect of tar on the body is increased blood pressure.

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.