143destiny
143destiny
12-01-2017
History
contestada
which breakthrough helped most people ? and why?
Respuesta :
alay786
alay786
12-01-2017
There are many breakthroughs that helped people but the polio vaccines is one. It was developed by Jones Salk first tested in 1952.
Answer Link
VER TODAS LAS RESPUESTAS ( 27+ )
Otras preguntas
A cell divides to produce two daughter cells that are genetically different in ______. Select one: a. mitosis and meiosis I b. meiosis II c. mitosis d. meio
Organisms growing under ideal conditions and in an environment with unlimited resources tend to exhibit… a. Logistic population growth b. Exponential populati
What is the area of rectangle ABCD? 12 square units 14 square units 16 square units 18 Square units
Which of the following explains why arteries have thicker walls than veins? a. because arteries carry oxygenated blood b. because veins carry deoxygenated blood
Which solid has an infinite number of planes of symmetry?
The day is March 22. You view the noon sun to the south at an angle of 35 degrees. What is your latitude? __________
What is the volume of the following triangular prism? 30 cm3 60 cm3 1,800 cm3 3,000 cm3
Frances has 8 tulip bulbs, 10 daffodil bulbs, and 7 crocus bulbs. In how many ways can Frances plant these bulbs in a border along the edge of her garden? (Reme
A cell divides to produce two daughter cells that are genetically different in ______. Select one: a. mitosis and meiosis I b. meiosis II c. mitosis d. meio
After he had played all day the little boy sleepy and contented. What kind of sentence is this? Complex sentence* Compound sentence* Sentence fragment* Simple s
