Covalent bond is when two atoms share one or more pairs of electrons, an example of this could be H20 or C02.
ionic bonds are when one or more electrons from am atom are removed and attached to another, which can result in positive or negative ions which attract each other, an example of this could be table salt.
The answer would be C, double fertilization produces a triploid zygote and a tripped endosperm!
2 amino acids; codon = a triplet & 1 codon codes for 1 amino acid therefore if are 2 mRNA codons then you’ll have 2 amino acids
