Month: February 2017

First Five February 23/24

Natural selection acts only on observed phenotypes.  Explain why a heterozygous genotype can survive while a homozygous recessive genotype can not if the recessive allele is deadly. Explain what is wrong with the cartoon below that makes it funny.

Posted in Biology, First Fives

APES QOD February 23

Use the following answers for the next four questions: A) Coal B) Oil C) Natural gas D) Nuclear power E) Methane hydrate Recovery of resources is not feasible with current technology and prices Combustion releases large amounts of mercury into

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APES QOD February 21

These questions refer to the following energy sources. (A) Biomass (B) Wind (C) Tidal energy (D) Nuclear fission (E) Sunlight 1. The source that produces long-lived hazardous wastes 2. The source that is converted directly into electrical energy by photovoltaic cells

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First Five February 21/22

How do we explain the gradual change in the characteristics of a species over time? How does this cartoon explain natural selection?

Posted in Biology, First Fives

APES QOD February 16

Some solar energy systems produce high temperature water for industrial applications and produce steam to run turbines that generate electricity. What type of solar energy system is needed for these kinds of applications? A. A flat-panel solar collector system B.

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First Five February 16/17

 How is the check lab story like a theory? What does the picture below tell us?

Posted in Biology, First Fives

APES QOD February 14

Which of the following is an example of an external cost? (2010 Exam) A. Individuals pay for medical treatment of lung disease aggravated by pollution from a coal-fired power plant. B. A gas station goes out of business when gasoline

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First Five February 14/15

“For 3.5 billion years evolution has been taking notes. It tries experiments. It wakes up each morning, does a little mutagenesis, changes a nucleotide here and there, and sees how it works. If it is a success, it keeps the

Posted in Biology, First Fives

APES QOD February 9

Using your phone, list at least five minerals that were mined from ore that are in your car.

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First Five February 9/10

What is the purpose of meiosis?  List TWO reasons it increases the amount of variation in the offspring compared to mitosis. What is a human zygote?  What chromosome number does it have?

Posted in Biology, First Fives