2n refers to the __________, meaning that the cell contains 2 sets of chromosomes.

  In garden peas, R = round seeds and r = wrinkled seeds. Which of the following genotype(s) will result in a wrinkled seed?

  During the development of the egg during meiosis, one egg receives almost all of the cytoplasm and the ________ typically disintegrates.

  In flowers, if R= red and r = white, what are the chances that the offspring of a heterozygous flower and a heterozygous flower will be heterozygous?  

  A cross between 2 individuals analyses two different traits, and results in a ratio of 9:3:3:1. This is an example of a:

During which stage of mitosis are sister chromatids are separated and pulled to opposite poles of the cell?

Two coins are on a turntable spinning counterclockwise. Neither coins are slipping with respect to the turntable. How do their angular velocity and linear velocity compares?

A pendulum consists of a mass of 10 kg attached to a rigid massless rod of length 2m. If the mass is doubled to 20 kg, what happens to the period of the pendulum?  

An object is moving on a circular path of radius π meters at a constant speed of 4.0m/s. The time required for one revolution is:

A 3 kg box sits on a spring (k = 100 N/m), which is secured to the floor of a rocket deep in space (far from any gravitational force). The rocket is accelerating forward with an acceleration of 2 m/s2. What is the compression (