Genes are DNA or RNA, they act as instructions to make molecules called proteins! They are found in chromosomes and there main objective is to carry out information that determines your characteristic traits that are inherited from your parents!
Hope that helps :))
Cnidarians were the first phylum that scientists saw tissue level organization in. Tissue level organization meaning cells all of one type start to function in a unified way.
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.
Answer:
Global winds are affected by convection current, pressure gradients, the Coriolis effect, and friction.
Explanation: