Cell structure
Protective outer layer found in every cell
What is cell membrane?
The smallest unit that can perform all life processes
What is cell?
This is the passing of traits from generation to generation
What is inheritance?
An inherited trait that improves an individual's ability to survive and reproduce in a particular environment
What is adaptation?
Eye color, freckles, and shape of nose are _____________ traits
What are inherited traits?
All of the structures that make up the cell; each has a specific function.
What are organelles?
The "power house" of the cell
What is mitochondria?
This is a distinguishing characteristic of an organism
What is a trait?
The occurrence of hereditary or nonhereditary differences between different individuals of a population
What is variation?
If a species adapts to their environment, such as a new beak shape, this trait can be passed onto their
What is offspring?
Controls the whole cell; is considered to be the "brain" of the cell
What is nucleus?
A rigid structure that surrounds the cell membrane and provides support to the cell
What is cell wall?
This is a section of DNA that has genetic information for one trait
What is a gene?
The selection and breeding of organisms with desired traits
What is selective breeding?
The variation of ________ allows plants and animals a better ability to survive.
What is traits?
The process that occurs in the chloroplasts
What is photosynthesis?
A thread-like structure in the nucleus that is made up of DNA and protein
What is chromosome?
The number of pairs of chromosomes humans have
What is 23?
The process whereby organisms better adapted to their environment tend to survive and produce more offspring
What is natural selection?
Wolves shedding their winter coat earlier in the spring is a ____________ adaptation
What is physiological adaptation?
This substance keeps all the organelles in place
What is cytoplasm?
A molecule that is present in all living cells and that contains the information that determines the traits that a living thing inherits and needs to live (for bonus points-spell out the full word!)
What is DNA? What is deoxyribonucleic acid?
This is a trait that an organism acquires, develops or learns during a lifetime
What is an acquired trait?
The three types of adaptations
What are behavioral, structural, and physiological?
This can influence traits expressed by the genotype (an organism's complete set of DNA)
What is the environment?