PLZ HELP!! Opportunistic bacteria .

• replicate inside host cells

• only cause infection in certain situations

• are larger than normal bacteria

• are primarily found in damp environments

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).

answer: b

coz red blood cells marrow and circulates the body for 120 days.