Questions by Changbin Du

Questions by Changbin Du

Simplify this expression 1-c+4c-29

asked Aug 17, 2021

2 answers

3 votes

77.3k views

Which of the following statements is true? To be classified as living, an organism must be made of two or more cells. During mitosis, a parent cells splits into two identical daughter cells. Sexual reproduction

asked Aug 3, 2021

1 answer

3 votes

80.4k views

List 4 things that can affect the rate of reaction during a chemical reaction.

asked Apr 23, 2021

1 answer

5 votes

63.8k views

Lateralization refers to the a. number of neurons produced during prenatal development. b. organizational structure of the peripheral nervous system. c. specialization of the two hemispheres of the cerebral

asked Jan 22, 2021

1 answer

4 votes

229k views

Does the following describe a critic or a reviewer? Someone who usually works for a newspaper or magazine, reports on what they've witnessed at the theatre, may offer an opinion on whether the event is

asked Feb 4, 2020

1 answer

4 votes

2.5k views

HIV is a retrovirus which contains RNA as its genetic material. Once HIV enters the body, it attaches to T cells that help other lymphocytes respond to infection. Gradually, HIV kills off most of the helper

asked Aug 11, 2019

1 answer

0 votes

189k views

How do you solve this problem 11-4x+6x-15=-14

asked Jun 28, 2019

1 answer

1 vote

129k views

Which half of Italy is the poorer, less industrialized, and more agriculturally based half? A. Eastern B. Southern C. Western D. Northern Please help!!!!!!!!!!

asked Jun 10, 2018

2 answers

4 votes

39.7k views

A laundry basket contains 18 blue socks and 24 black socks. What is the probability of randomly picking 2 black socks, without replacement, from the basket?

asked May 18, 2018

1 answer

3 votes

93.0k views

HELP PLS!! Use substitution to solve the system. x-2y=-8 4x-3y=-17 x= y=

asked May 5, 2018

1 answer

1 vote

19.6k views

Is the body in homeostasis during the entire time shown in the graph? Explain your answer. I don't know like the chart was able to get back to its original place but it wasn't stable the entire time.

asked Mar 17, 2018

2 answers

3 votes

30.0k views

Read this line from the passage: That, and thy repentance, may avail to take the scarlet letter of thy breast Which theme of the story does the scarlet letter symbolize? A.suffering B.murder C.shame D.

asked Jul 25, 2017

2 answers

2 votes

216k views

3x-1=-19 using two steps

asked Feb 16, 2017

1 answer

4 votes

159k views

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