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Stickleback fish exhibit variation in a morphological trait known as gill rakers. Fish with long gill rakers are very good at eating plankton, and fish with short gill rakers are good at eating deep-water
answered
Apr 23, 2020
Biology
high-school
1
vote
131k
views
How do i find slope from a graph
answered
Feb 7, 2020
Mathematics
middle-school
1
vote
202k
views
Mr. Edwards, a game designer, creates a game that draws attention to how real estate developers are causing the natural habitat of an endangered species of bird to decline. Which option best describes
answered
Jan 6, 2020
Arts
middle-school
3
votes
20.9k
views
Which expression is equivalent to 3x^-6y^-3/15x^2y^10 ? Assume x=0 and y=0
answered
Oct 20, 2019
Mathematics
college
4
votes
84.2k
views
Simplify this expression 10(-12)
answered
Jun 21, 2019
Mathematics
middle-school
3
votes
131k
views
How is the endoplasmic reticulum like a food processing plant?
answered
Jun 20, 2019
Biology
middle-school
4
votes
12.4k
views
Which computer specifications would be best suited for the following scenario? The marketing department wants to buy two new computers. One computer will be used for their graphic artist to create graphics
answered
May 16, 2019
Computers and Technology
middle-school
3
votes
31.7k
views
Select the two events that sparked trade and exploration in Europe. the Crusades attacks from the barbarians the crusaders returning from China the journeys of Marco Polo
answered
Oct 15, 2018
History
middle-school
5
votes
141k
views
Nick’s swimming goggles are made of blue plastic. When he straps them on, he notices that the goggles change the color of the objects around him. A white ring buoy appears _______because the blue plastic
answered
Sep 10, 2018
Physics
high-school
3
votes
58.0k
views
Jasmine has signed up for her local gym and wants to take a class that features aerobic exercise. The options below are the only ones she sees available. Which one would best meet her needs?
answered
Aug 11, 2018
Health
high-school
1
vote
101k
views
Alliteration is _____. A - the repetition of vowel sounds B - when inanimate objects are given human qualities C - repeated consonant sounds at the beginning of words D - something that stands for something
answered
Aug 10, 2018
English
high-school
2
votes
146k
views
Mr Jay adds 2 cubes of sugar to 6-ounce cup of tea. Mrs Juan adds 3 cubes of sugar to a 9-ounce cup of tea. Which statement is true below? Jays is sweeter Juans is sweeter Same sweetness Neither is sweet
answered
Mar 17, 2018
Mathematics
college
2
votes
42.0k
views
What, in addition to geographic boundaries, might have kept the people of the Huang River civilization from traveling to far-distant regions? A) They feared that their bronze weapons would be no match
answered
Mar 10, 2018
History
middle-school
2
votes
119k
views
Which of the following is an example of an exothermic reaction? silt settling out of muddy water, bubbles forming in soda, photosynthesis or fireworks
answered
Feb 28, 2018
Chemistry
high-school
2
votes
188k
views
In what era was the great sphinx constructed
answered
Sep 14, 2017
History
high-school
4
votes
219k
views
Describe the "due process revolution."
answered
Aug 18, 2017
History
high-school
2
votes
3.5k
views
Identify the type of transformation given the rule V(x, y) = (x, y + 4).
answered
Feb 1, 2017
Mathematics
high-school
0
votes
17.1k
views
What do all simple machines have in common
answered
Apr 29, 2016
Mathematics
high-school
5
votes
116k
views
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