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Answers by Kin Cheung

Answers by Kin Cheung
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B02070-M/J Comprehensive Science 2 [Q4 In pea plants, the allele for purple flowers is dominant over the allele for white flowers. The flower color of one pea plant is represented by PP. What is the genotype?
answered Sep 3, 2021
4 votes
167k views
A Carnot engine takes 3000 J from a reservoir at 600 K, does some work, and discards some heat to a reservoir at 300 K. What is its efficiency? 50% 60% 20% 30%
answered May 17, 2021
4 votes
159k views
1 Fatima has a phone. (a) The time on the phone is 17:23 Write this time using the 12-hour clock.
answered Mar 10, 2021
4 votes
5.8k views
How does the structure of the text contribute to the development of ideas?
answered Jan 16, 2021
2 votes
130k views
What did President Johnson do to warrant articles of impeachment being brought against him? He did not do anything; Congress just wanted him out of the way. He defied the Tenure of Office Act by firing
answered Dec 31, 2020
4 votes
98.9k views
Find the inverse of the given relation. { (3,1),(3,1),(7,-7),(12,-15) } A.{ (1,3),(3,1),(-7,7),(12,-15) } B.{ (1,3),(1,3),(-7,7),(-15,12) } C.{ (1,3),(1,3),(-7,-7),(-15,12) } D.{ (1,3),(-1,-3),(-7,7),(-15,
answered Aug 25, 2020
3 votes
222k views
Positive feedback in a system is words of praise a benefit for the entire system an interaction that benefits one element an event that benefits one part while weakening another
answered Aug 9, 2020
1 vote
199k views
Which expression is equivalent to 102 · 104? A) 102 B) 104 C) 106 D) 1006
answered Jun 23, 2020
4 votes
202k views
Which expression is equivalent to (2^1/2 2^3/4)^2
answered Jun 11, 2020
4 votes
60.8k views
Which statement best describes the collisions of gas particles according to the kinetic-molecular theory? a. When particles pass close enough to one another, their attractions pull them together, and then
answered Mar 10, 2020
1 vote
130k views
Which solid-state component can be used as a switch to turn current on or off?
answered Dec 15, 2019
1 vote
20.6k views
Lines L and M are parallel. Lines t^1 and t^2 are transversals. What is m<1 if m<4=65*? Justify your answer. (Ps- there isn’t any options)
answered Nov 18, 2019
5 votes
111k views
Yo formo una organización que ayuda a las familias pobres. Yo doy mi tiempo, dinero y talento a la organización. Yo soy una _______. (1 point) jueza cómica filántropa diseñadora
answered Mar 5, 2019
4 votes
52.4k views
From the top of a tree, a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the
answered Feb 23, 2019
2 votes
136k views
Imagine a world in which all the elements existed, but they couldn’t form any chemical bonds with each other. What kinds of substances could exist in such a world? What kinds of substances could not exist?
answered Jan 20, 2019
3 votes
3.9k views
_____ occurs at convergent boundaries, where one layer of crust sinks into the asthenosphere when it collides with another layer of crust
answered Dec 26, 2018
1 vote
74.1k views
From 86 books to 150 books. find the percent increase
answered Dec 2, 2018
2 votes
55.8k views
In DEF, given the lengths of the sides, find the measure of the stated angle to the nearest degree. d = 10.7, e = 15.5, f = 16.2;
answered Oct 6, 2018
1 vote
126k views
After what major historical event could the public see the art at the louvre?
answered Jun 12, 2018
3 votes
92.0k views
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