Grafting is used most often for vigorous rootstocks that do not produce good quality fruit or flowers.
- - Final answer: C
<span>Covered with tough dry scales.
Ectothermic(an animal that's dependent on body heat)
Breathe with lungs throughout there lives
Three-Chambered heart with a ventricle that is partially divided
Produce amniotic eggs covered with a leathery shell, most oviparous, some oviparous.</span>
Photosynthesis takes in water and sunlight to produce oxygen and suger
its adding co2 into the air also known as the green house gases
