Author: EDHSBiology

APES QOD December 7

Discarded mobile devices become part of the electronic waste stream (e-waste).  Mercury is often present in e-waste. Identify one negative human health effect, other than death, associated with mercury. (2015 Q#2)  

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First Five December 7/8

A cell undergoing mitosis, a form of asexual reproduction, divides.  The original parent cell had 20 chromosomes.  How many chromosomes did each of the two resulting daughter cells contain? How does the DNA found in the nucleus control all cell activities?

Posted in Biology, First Fives

APES December 5

An advantage of recycling aluminum rather than disposing of it in landfills is that aluminum can be A. Produced from recycled metal using much less energy than is required for its production from aluminum ore (bauxite) B. Produced from ore that is

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First Five Dec. 4

What is the building block of a protein?  Which organelle has the function of assembling proteins? DNA is located in which organelle? What does the nucleotide sequence in DNA code for?

Posted in Biology, First Fives

First Five Dec. 5/6

What does the m in mRNA stand for?  How does it explain its function? What does the t in tRNA stand for? How does it explain its function? What has to happen for the process below to work?

Posted in Biology, First Fives

APES QOD Dec. 4

Which of the following laws gave the EPA the authority to control hazardous waste from “cradle to grave”, including the generation, transportation, treatment, storage, and disposal of hazardous waste? A. Resource Conservation and Recovery Act (RCRA) B. Endangered Species Act

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APES QOD November 30

Q: In the US, most municipal solid waste is disposed of by a. Composting b. Recycling c. Incineration d. Ocean Dumping e. Land filling

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First Five Nov. 30/Dec. 1

Explain how and where DNA Replication occurs and how this fits into the cell cycle and the process of mitosis.

Posted in Biology, First Fives

APES QOD November 28

The image below best describes a a. cityscape   b. pollution entrapment zone  c. heat island d. skyline profile   e. temperature inversion

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First Five November 28/29

 If a DNA strand has 30% Adenine (A) , what percentage of Cytosine (C) would there be?  Why is this cartoon funny?  

Posted in Biology, First Fives