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The hygiene hypothesis states: a. Increased use of hygiene products and a mostly indoor lifestyle leaves us with untrained immune systems. b. Improved hygiene increases the diversity of our microbiota
answered
Jul 21, 2020
Health
high-school
3
votes
69.9k
views
John wants to construct a device using quartz crystal, Which device can he construct? A. a laser micrometer B. an analytical balance a charge-coupled device o D. a piezoelectric pressure gauge Reset Reset
answered
Jun 28, 2020
Engineering
middle-school
2
votes
40.6k
views
How do you hold a microscope?
answered
Jun 15, 2020
Biology
middle-school
1
vote
77.3k
views
In early cultures, it was common to have larger families because _____. Select all that apply. children were needed to run the family farm or business many children died in childhood there was no need
answered
Nov 20, 2019
History
middle-school
2
votes
84.8k
views
Help in need help on tpls help his question
answered
Sep 14, 2019
History
middle-school
6
votes
87.1k
views
Find at least 8 different articles of clothing and determine the kinds of fabrics
answered
May 12, 2019
Advanced Placement (AP)
high-school
0
votes
5.8k
views
A blank Is a pure substance that can’t be broken down into simpler substance by chemical or physical means.
answered
Mar 10, 2019
English
middle-school
4
votes
51.1k
views
¿Cómo se dice month en español? mes cumpleaños semana fecha
answered
Jul 27, 2018
Spanish
college
3
votes
153k
views
What is one way to organize your ideas during the writing process?
answered
May 8, 2018
English
middle-school
2
votes
14.4k
views
Can I ask u guys a question? So if it's a weird question xD Can you ask a question in a letter? For example: Why do bad things happen to innocent people. THANK YOUUUU
answered
Jun 6, 2017
English
high-school
4
votes
187k
views
The XYZ Affair got its name because the American envoys refused to name the three English officials who demanded a large amount of money before they would even discuss a peace treaty. a. True b. False
answered
May 7, 2017
History
high-school
1
vote
38.8k
views
Which separation procedure is most likely to happen? Freezing a compound will break it down into elements. Filtering a mixture will separate it into substances. Boiling a pure substance will separate it
answered
Apr 11, 2017
Chemistry
middle-school
0
votes
157k
views
Oliver Goldsmith was a famous lawyer was a wealthy doctor was an Anglican clergyman who wrote for the Tories was a financially poor periodical essayist, novelist, and dramatist
answered
Feb 20, 2017
History
high-school
4
votes
41.5k
views
What is a small spear you throw in a game
answered
Aug 19, 2016
English
middle-school
3
votes
1.4k
views
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