Genetics
In DNA, Adenine bonds with ______________.
Thymine
The force of friction is caused by
surfaces rubbing against one another
What is biodiversity?
Different types of life found on Earth
Evolution is best defined as
the process which organisms change over time.
What is aggregate?
Loose rock found near Earth's surface.
What determines the code, or information, of a DNA molecule?
the order of the nitrogen bases
Things in motion want to keep moving, things not moving want to stay at rest. This is the definition of
Inertia
What would happen to the biodiversity of an aquatic ecosystem if all of the species of fish suddenly disappeared?
Biodiversity would decrease
Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?
They have a common ancestor
How would limestone transform into the metamorphic rock Marble?
Exposed to additional heat and pressure.
The process of how a DNA molecule makes a copy of itself is referred to as DNA
replication
What two measurements are necessary for calculating speed?
Distance and time
Define the term producer
an organism that makes its own food using energy from the sun
Define Adaptation
Special features or behaviors that allow an animal to survive in an environment.
How are igneous rocks formed?
Magma
What is the definition of Phenotype?
characteristics that are observable
How much time is required for a bicycle to travel a distance of 100 m at an average speed of 2 m/s?
50 s
What should a food chain always start with?
Producer
Individuals with favorable traits survive, reproduce, and pass their traits onto their offspring. This is called:
Natural Selection
Where are earthquakes most likely to occur?
Along plate boundaries
An allele whose trait only shows up when no dominant allele is present.
recessive allele
An athlete can run 9 kilometers in 1 hour. If the athlete runs at that same average speed for 30 minutes, how far will the athlete travel?
4.5 kilometers
If someone killed the only producer in a food web what would happen?
All of the organisms would die
A ____ is a change in the hereditary material of an organism
mutation
What is a mineral?
They are naturally occurring and inorganic