If a person has memory b cells against a certain pathogen, the person is….less likely / more likely (circle one) to develop the disease a second time?

Avirus consisting of a single strand of rna, which is transcribed into complementary dna, is a ) proteaseb) retrovirusc) rna replicase virusd) nonenveloped virus

Being prepared to play is an important step in staying safe when participating in a game. select the best answer from the choices provided. t f

Which of the following is an organ in the endocrine system? question 9 options: pituitary gland trachea pharynx brochus