1.
Non Living thing in our environment
2.
Study of relationships between organisms and their environment
3.
Basic Unit of all living things
4.
structure that performs a specific job within a cell
5.
a change that allows the organisms to better fit in their environment
6.
gene passed down from previous generations
7.
Sperm or egg cell, haploid number of chromosomes
8.
Two or more organisms competing for a resource
9.
Substance released by a tissue to produce a change
10.
The result of reproduction
11.
an organism that breaks down dead organic material
13.
The combination of genes that represent a particular trait
14.
In DNA and RNA, combines with a phosphate group
