Scientists study these to examine changes in climate and levels of carbon dioxide.
What are ice cores?
This macronutrient helps build and repair muscles
What are proteins?
How is an element's Atomic Number determined?
by the number of protons
These disease causing micobes are not made of cells
What are viruses?
The reason the dark-peppered moth is more likely to survive is due to its ability to _______________.
What is camouflage?
An exact replica of an organism is called a _________.
What is a clone?
Mixtures can be __________ separated, whereas compounds must be ___________ separated.
Physically, Chemically
Most freshwater is located in....
What are glaciers and ice caps?
If you are sick with strep throat, your doctor may prescribe you this
What are antibiotics?
Trilobites and ammonites are index fossils. To be considered an index fossil, the organism must meet these two criteria.
What are geographically widespread and lived a short period of time?
List 2 benefits of genetically modifying food.
increased...
shelf life, nutritional value, flavor, tolerance to heat/cold, resistance to insects, hardier crops
What is negative?
An increase in _________ ____________ has caused global warming.
What are carbon emissions?
An outbreak of Ebola in West Africa is considered a(n) _______________.
epidemic
These types of structures share a common ancestor.
What are homologous structures?
What is a calorie deficit?
When you burn off more calories than you eat
How many water molecules would balance the chemical equation?
P4O10 + __H2O --> 4H3PO4
Name five renewable energy sources
Typhoid Mary could be considered an _________________ ______________ because she unknowingly spread typhoid fever to dozens of people without ever having symptoms.
What is an asymptomatic carrier?
Order these rocks from YOUNGEST to OLDEST
E, D, A, B, C
The products of cellular respiration
What are water, carbon dioxide, and ATP?
If something has a pH of 3, it could be described as ___________.
What is acidic?
This layer of an aquifer is impermeable
What is bedrock?
Your science benchmark is 40 questions. You must correctly answer at least _____ questions to pass.
What is 21?