Answers edited by Michelle

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• Question #32c43
  
• The science that studies the interactions of living things with the environment?
  
• If 213 J raises a sample of water 8.2°C, what is the mass of the water?
  
• What element is represented by the electron configuration #1s^2 2s^2 2p^2#?
  
• Question #edb0e
  
• Question #f918d
  
• Question #ba271
  
• How do you simplify #\frac { 45x ^ { 4} } { 18x ^ { 3} }#?
  
• A sample of wood contains 12.5% of its original carbon-14. What is the estimated age of this sample?
  
• How do you simplify #(\frac { 4x ^ { 6} y ^ { 7} } { 8x ^ { 3} } ) ^ { 4}#?
  
• Question #2c654
  
• Nitrogen is a key element in the formation of what, which are substances necessary to living organism?
  
• How do you find the exact value of sin 105 degrees?
  
• Question #74ef9
  
• What is frameshift mutation?
  
• What does the mucous do for the stomach?
  
• What two particles are found in the nucleus of an atom?
  
• Question #20bb9
  
• What is the distance between #(-8,17)# and #(-8,-8)#?
  
• How did Reza Pahlavi differ from Ayatollah Khomeini?
  
• Question #8d885
  
• A gene has the base sequence CGT AT. What is an example of a frameshift mutation on this gene?
  
• How do you find an equation that describes the sequence #16, 17, 18, 19,...# and find the 23rd term?
  
• How do you find the area under the standard normal curve that lies to the right of z = 2.01?
  
• How do you solve #\frac { 8} { 24} = \frac { 1} { n }#?
  
• Korea has frequently served as a cultural bridge what two countries?
  
• How do you determine the number of significant figures in a problem?
  
• How do you simplify #(\frac { x ^ { 6} y ^ { 4} } { x ^ { 2} y } ) ^ { 3}#?
  
• What is the standard form of the parabola with a vertex at (4,0) and a focus at (4,-4)?
  
• How do you find the distance between #(0, -4)# and #(4,4)#?
  
• Question #6041c
  
• How do you solve #7= \frac { 5} { x + 4}#?
  
• Question #cec3e
  
• What is the difference between primary and secondary endosymbiosis?
  
• Question #dc82b
  
• Sara puts #14# gallons of fuel into the tank of her car and finds that it is then #2/5# full. How much fuel does the tank hold when full?
  
• Yahya works at Target Pumpkin erasers cost $.60 each and ghost erasers cost $.40 each. He sold a total of 350 pumpkin and ghost erasers for $170.00. How many pumpkin erasers did Yahya sell?
  
• How do you solve #sqrt(x+1)+2=4# and check the solution?
  
• How do you tell whether #f(x)=-(6/5)^-x# is an exponential growth or decay?
  
• How did endosymbiosis happen?
  
• Raul is 5 years older than twice Carlos' age. The sum of their ages is 101. How old is Carlos?
  
• Question #c897e
  
• How do you simplify #(2^-1)(4^3)(8^-1)# with a base of 2?