Which of the following is NOT a nitrogenous base?

Consider the cell below: The black X’s represent chromosomes in the cell nucleus. For the following statements, enter your answers as numbers (“2”) NOT as text (“two”). If this cell undergoes meiosis, the daughter cells will have [blank3] chromosomes. If this cell undergoes mitosis, the daughter cells will have [blank4] chromosomes.

The appendix serves no purpose in the human body.

There is a gene for how curly a dog’s tail is. AA dogs have very curly tails, aa dogs have straight tails, and Aa dogs have slightly curly tails. What pattern of inheritance does this gene follow?

PCR is used to ______.

A disease with high [blank1] is very common within a population. A disease with high [blank2] is likely to spread quickly among individuals. A disease with high [blank3] is more likely to do a lot of damage to any individual it infects.

Describe one potential benefit and one potential concern for using GMOs in agriculture that we covered in class.

Which of these is NOT a method cells use to prevent cancer?

A person’s BMI does not take into account the proportion of their body that is muscle or fat.

The digestion of lipids occurs in the [blank1]. First, lipids must be emulsified by [blank2] before being broken down into fatty acids and glycerol by [blank3]. The digestion of protein occurs in the [blank4]. Proteins are broken down into amino acids by [blank5]. Starch is broken down into maltose by [blank6].