Scientific Info
You and your friends enter a competition to make the strongest bridge. You test different variables independently to see if they have a positive impact on the strength of the bridge. Which of the "Eight Practices in Science and Engineering" is this an example of?
a. Making an evidence-based argument
b. Asking questions and defining problems
c. Obtaining, evaluating, and communicating information
d. Planning and carrying out investigations
What is "d. Planning and Carrying Out Investigations"?
How many chromosomes total do humans inherit from their parents?
What are 46 chromosomes?
What country produces the most number of crops with GMOs?
What is the United States?
Fill in the blank: The hydrosphere makes up all of Earth's water, and is all interconnected. That water goes through the water cycle, which has steps such as precipitation, evaporation, and _________.
What is "condensation"?
Olivia is testing the difference between two household cleaners on grease stains. What is the control variable of the experiment?
a. Household cleaner type
b. Object being cleaned
c. The grease stain
What is "b. Object being cleaned"?
What is a gene that is always expressed in a gene pair? (Hint: It is represented by a capital letter)
What about a gene that is only expressed if it is the only gene in the allele? (Hint: It is represented by a lowercase letter)
What are dominant and recessive genes?
What does GMO stand for?
Genetically Modified Organism
Fill in the blanks: Density is a measurement of _____ divided by _____. Therefore, ocean water is _____ dense than fresh water.
What are mass and volume? What is "more"?
Olivia is testing the difference between two household cleaners on grease stains. What is the independent variable of the experiment?
a. Household cleaner type
b. Object being cleaned
c. The size/appearance of the grease stain
d. Frequency of cleaning
What is "a. Household cleaner type"?
What is it called when two genes in an allele are the same? Example: "TT" and "tt"
What is it called when two genes in an allele are different? Example: "Tt"
What are homozygous and heterozygous?
You want to breed dogs with the longest hair possible. After the first round of dogs mature, you select the dogs with the longest hair and breed them together for the next generation. What is this strategy called?
a. Transgenic Mutations
b. Evolutionary Change
c. Selective Breeding
d. Dominant Trait Expression
What is "c. Selective Breeding"?
Sustainability is the avoidance of the depletion of natural resources in order to maintain an ecological balance. What is an example of a sustainable energy source?
Olivia is testing the difference between two household cleaners on grease stains. What is the dependent variable of the experiment?
a. Household cleaner type
b. Object being cleaned
c. The size/appearance of the grease stain
d. Frequency of cleaning
What is "c. The grease stain"?
If two heterozygous parents produce an offspring, what is the probability that the offspring's phenotype will show the recessive trait?
What is 25%?
If you take a gene from one organism and place it into another to genetically modify it, what is it called?
What is "a. Transgenic Mutations"?
An ______ is a body of water where the saltwater tide meets a freshwater stream or river.
What is an estuary?
Chromosomes are made up of what type of protein?
What is DNA?
If a homozygous dominant parent and a heterozygous parent produce an offspring, what could the offspring's genotype be?
a. Homozygous dominant
b. Homozygous recessive
c. Heterozygous
d. Both a and c
What is "d. Both a and c"?
Genetically modifying organisms can help to increase vitamin content in food, specifically Vitamin A, which helps with your vision, immune system, and skin. What else can genetically modifying an organism help with?
What is drought-resistance, pest-resistance, etc.?
Explain what an MPA is and why it is important.
MPA: Marine Protected Area.
Importance: Protects marine life, balances ecosystems, sustains natural resources, etc.