What type of pathogen is most often responsible for epidemics and pandemics.

Pandemics caused by pathogens other than influenza also must be considered. Novel coronaviruses, filoviruses (such as Ebola virus), and flaviviruses (such as Zika virus) have caused large epidemics and pandemics.

Explanation:

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation: