Unit 1-2
What is the smallest unit of life in the level of organization?
organism
Who is the father of evolution?
Charles Darwin
What is a phenotype?
Physical trait
what is the basic unit of life?
the cell
Both organisms benefit from this type of symbiotic relationship.
Mutualism
True or False : Carbon is an essential element for life
True
The process in which carbon is cycled between the atmosphere, land, water, and organisms
Carbon cycle
A recessive trait is represented by what type of letter?
lowercase letter
What are the 3 parts of the cell theory?
1. Cells are the basic unit of life.
2. All living things are made of cells.
3. All cells come from other cells or pre-existing cells
what is the powerhouse of the cell?
mitochondria
How much energy is passed from one trophic level to the next?
10%
Which organisms have the most available energy in a food pyramid?
Producers
What are the 4 bases in DNA?
A- Adenine
T- Thymine
G- Guanine
C-Cytosine
What is the purpose of mitosis?
To make identical copies of body cells for growth, repair, and asexual reproduction
Organelle where cellular respiration occurs
mitochondria
What are the inputs for photosynthesis?
water
carbon dioxide
sunlight
The legs of crocodiles and cats have similar bone structures and develop in a similar way which indicates a common ancestor. What type of structures are the leg bones?
Homologues Structures
A turtle immediately crawls to the ocean after hatching from an egg. This is what type of behavior innate or learned?
innate behavior
Climate is affected mostly by ....
human activity
T or F: Messenger RNA is an output for the process of transcription and an input for the process of translation.
True
Decrease
What is the mechanism whereby individuals with certain heritable traits have an increased chance of surviving and producing offspring?
natural selection
Sickle cell anemia is a recessive disease. If you cross two parents with the alleles Aa x Aa, what are the chances their children will have sickle cell anemia?
25%
what is an invasive species?
any kind of living organism—that is not native to an ecosystem and causes harm
How many questions will there be on the final?
41