Biology, 05.10.2019 11:00 vickybarba025
In the early days of germ theory, contagious diseases were thought to be caused by fungi or bacteria. in the 1890s, dmitri ivanovski filtered extracts from diseased tobacco plants and discovered that the disease could be transmitted to new plants through the filtrate. he concluded that the disease was caused by particles smaller than bacteria: the tobacco mosaic virus.
which best explains how ivanovskiās work led to a change in the germ theory?
he tried to promote his hypothesis as a law.
he used a new experimental method to test his hypothesis.
he used a more powerful bacterial strain than other scientists had.
he obtained results that confirmed what other scientists were thinking.
Answers: 2
Biology, 21.06.2019 23:20
During an investigation of an xss attack, the investigator comes across the term "[a-za-z0-9\%]+" in analyzed evidence details. what is the expression used for?
Answers: 2
Biology, 22.06.2019 02:30
Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .
Answers: 2
Biology, 22.06.2019 10:00
Number and variety of living organism; includes genetic, species, and ecological types
Answers: 1
In the early days of germ theory, contagious diseases were thought to be caused by fungi or bacteria...
Mathematics, 06.11.2020 20:10
Mathematics, 06.11.2020 20:10
Mathematics, 06.11.2020 20:10
History, 06.11.2020 20:10
Business, 06.11.2020 20:10
Mathematics, 06.11.2020 20:10