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Identify the following skull:

What part of the cell cycle are these 4 cells onion root tip cell in? Image 130.JPG

In genetics, when considering a monohybrid cross between a normal male wing fly (homozygous dominant) and a vestigial female wing fly (homozygous recessive), let’s represent the alleles for the wing type:Normal wing fly (homozygous dominant): NNVestigial wing fly (homozygous recessive): nnUsing a Punnett square: ……………………………………………………………………………………….MaleFemaleNNnNnNnnNnNn

In human male skulls, the mastoid process is ____.

Why are strawberries ideal for DNA extraction in a lab experiment?

What is the most polar molecule in the chromatography lab with spinach leaves? spinach-leaf-chromatography.jpg

Q8-8 points Consider the graph shown below. Does it have an Euler path?                                                    Is it Eulerian (i.e., does it have an Euler circuit)? ​ Explain your answer.  

Q7-10 points Consider the function  f : ℝ → ℝ defined by f (x) = x³ – 2x + 3. Prove or provide a counter example that this function is onto (or surjective). Prove or provide a counter example that this function is one-to-one (or injective). 

Q6-12 points Define functions  ​f​ , ​g​ , ​h​  from {1, 2, 3, 4} to {​a​, ​b​, ​c​, ​d​} as follows: f (1) = a,  f (2) = b, f (3) = a,  f (4) = b g(1) = a,  g(2) = d, g(3) = c,  g(4) = b h(1) = d,  h(2) = a, h(3) = a, h(4) = a                                                                                                    Which of these functions are well-defined? ​                                                                                                                                              Which of these functions are onto?                      Which of these functions are one-to-one?         

Q14-5 points 14,890 people attended the first game of the 1984 NBA Finals between the Los Angeles Lakers and the Boston Celtics. Is it a mathematical certainty that at least two of those people shared the same three-letter set of initials (such as JFK or LBJ)? Justify your reasoning.