(In one or more paragraphs) Explain why some flowers look like insects or birds that are their primary pollinators? Please help me

Due to feeding on the nectar of flower.

Explanation:

Some flowers look like insects or birds that are their primary pollinators because these insects or birds feeds on the liquid present in that liquid. The flower has liquid inside it which is known as nectar that is the food for many insects and birds so when these birds came to these flowers for feeding they also leads to pollination so that's why some insects and birds are the primary pollinators of some flowers.

answer: the correct option is d. enzyme

lactase and carbonic anhydrase are the examples of enzymes.

lactase is an enzyme, which is present in the small intestine of mammals. it in the digestion of the disaccharide, lactose ( milk sugar) by converting it into two monosachharide, which are glucose and galactose.

carbonic anhydrase is present in the red blood cells. this enzyme plays significant role in the transport of co₂. it in the conversion of co₂ and h₂o into carbonic acid, which is then dissociated into bicarbonate ions and hydrogen ions.

the answer is