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General Science Part 1

Across
All of the genes present in an individual
Plants make their own food from simple molecules such as carbon dioxide and water in a process known as __________
The passive movement of molecules from a region of higher concentration to a region of lower concentration.
An individual in which the two alleles for a given gene are different
Animals, plants, and microorganisms obtain the energy they need through the process of _________ _________
An individual in which both alleles for a given gene are the same
_________allele: An allele that is masked (not expressed) when present together with a dominant allele in an individual; usually represented by a lowercase letter.
Movement of individuals into or out of a population, which results in gene flow between two or more populations.
A special type of diffusion that involves the movement of water into and out of the cell
Specialized cells in the body of an organism (germ cells or sex cells) undergo a unique type of cell division that produces four daughter cells from each parent cell.
Down
Those individuals that are best able to survive and reproduce will be selected for through a process called ________ ________
_________is where the cell produces energy
These give rise to new alleles that didn’t previously exist in the population. Mutations may be harmful and selected against, or they may be beneficial and selected for.
The expression of the genes in an individual
are where plant cells make food (sugar); animal cells do not contain chloroplasts.
Where the cell make proteins
Contains DNA
_______allele: When two alleles are present together in an individual, the allele that is expressed is dominant; usually represented by a capital letter.
___________is the study of how genes control characteristics or traits in living organisms.
A cell undergoes _________to produces two exact copies of itself