Answer:
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:
A) & B)
Explanation:
A) There are certain viruses that are present in both healthy and disease people.
Example: Polio virus is found in many human but it causes disesease in only 1% of human.
B) Viruses require host machinery for replication so they may not replicate in pure culture.
The postulate C is also violated, the virus may not produce disease in non-human experimental host because of inappropriate animal or vaccinated animal etc. Others exception includes, the same disease may be caused by various organisms and different organisms can also cause the same disease.
proteins and phospholipids
Answer:
Species
Explanation:
Species and the Ability to Reproduce. A species is a group of individual organisms that interbreed and produce fertile, viable offspring. Members of the same species share both external and internal characteristics which develop from their DNA.
Hope this helps! Brainliest? Anyways have a great day my loves<3