Cell Smallest structural, ___independent, and biological unit of all living organism
Often called the “of life”
– organelle present in most eukaryotic cells – contains
Chromosomes
Thread-like molecules that carry information Made of protein and one molecule of
Most have arranged within the of the cell
X/Y Chromosomes
Each person has pair of chromosomes in each cell. Females have two chromosomes.
Makes have an and chromosome.
The Y chromosome contains a , which triggers embryonic development to become a .
DNA
Deoxyribonucleic Acid or
Contains the an organism needs to develop, live, and
Found inside every
Passed down from parents to children ()
Gene
Basic physical and functional Made up of

Each person has copies of each , one inherited from each parent.

Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.

Clues to ecological principles are given in numerous passages of the bible. a bible study of ecology actually opens the doors to better understanding of god's love and concern for the earth. use a concordance to locate bible passages associated with words concerning our stewardship of the earth. you may use a dictionary to find synonyms for these words: dominion replenish subdue judgment stewardship find each of the passages using these words related to principles of ecology. list all passages by quote, book, chapter, and verse under each word. use your own interpretation to rewrite what you think each verse is saying. after your discussion of each of these words, ask one other person to explain his understanding of the word and a related verse without any hints. summarize what he tells you. a concluding paragraph for each of the words should be written noting similarities and differences between your interpretation and that of each person consulted.