Question 1

Able to be passed easily from one person to another.

Accepted Answer

contagious

Question 2

A sudden rise in the incidence of a disease

Accepted Answer

outbreak

Question 3

easily influenced or harmed by something

Accepted Answer

susceptile

Question 4

A tiny, nonliving particle that invades and then reproduces inside a living cell.

Accepted Answer

virus

Question 5

injection of a weakened or mild form of a pathogen to produce immunity

Accepted Answer

vaccination

Question 6

A condition resulting from damaging a muscle or tendon

Accepted Answer

strain

Question 7

never done or known before

Accepted Answer

unprecedented

Question 8

to send something across places; to pass along

Accepted Answer

transmit

Question 9

A change in a gene or chromosome.

Accepted Answer

mutation

Question 10

anything of mixed origin

Accepted Answer

hybrid

Question 11

a natural or artificial enclosed space

Accepted Answer

chamber

Question 12

pertaining to the heart

Accepted Answer

cardiac

Question 13

To draw together, to reduce in size

Accepted Answer

contract

Question 14

having a hole or empty space inside

Accepted Answer

hollow

Question 15

to incline or bend from a vertical position

Accepted Answer

lean

Question 16

To remove or strip off the skin or rind of some fruits and vegetables.

Accepted Answer

peel

Question 17

A device used to create flow in a hydraulic system.

Accepted Answer

pump

Question 18

a long, flat, narrow piece

Accepted Answer

strip

Question 19

the sound a clock makes

Accepted Answer

tick tock

Question 20

change

Accepted Answer

vary

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