Biology, 09.03.2021 21:20 klocke2001
What evidence does banded iron in rocks provide?
a. origin of life
b. presence of oxygen in the atmosphere
c. emergence of photosynthesis
d. volcanic activity
Answers: 2
Biology, 22.06.2019 06:30
Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m
Answers: 3
Biology, 22.06.2019 10:00
Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.
Answers: 1
Biology, 22.06.2019 12:10
Which is the most likely reason the writer of the play pygmalion chose to change the character of galatea from a statue to working-class woman?
Answers: 1
Biology, 22.06.2019 14:00
Why are current extinctions of concern to enviromentalists?
Answers: 1
What evidence does banded iron in rocks provide?
a. origin of life
b. presence of oxygen in t...
b. presence of oxygen in t...
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