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35 Cards in this Set

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In the experiment we did in class, what were the two products from the breakdown of hydrogen peroxide?
Oxygen and Water
What chemical was the reactant in this reaction?
Hydrogen peroxide
What was the purpose of the test tubes (A1, B1, and C1) that contained only water and H2O2?
Control
Are enzymes used up by the reactions they catalyze?
No
Did heating the enzyme to boiling temperature affect its ability to catalyze the reaction?
Yes
What would cause there to be a low level of enzymatic activity when it was placed in an ice bath?
Slow molecular movement
What is the term we use when heat or pH cause an enzyme to lose its functional structure?
denature
What place in the human body has enzymes that work at a low pH (~2).
stomach
Are mushrooms and puff balls considered sac or club fungi?
club fungi
Are morels and cup fungi considered to be sac or club fungi?
sac fungi
What type of fungus (club or sac) are yeast?
11. sac fungi
What structures bare spores in club fungi? (a) basidia, (b) mycelia, (c) hyphae (d) asci
(a) basidia
What two organisms (as a mutual symbiosis) are represented in lichen?
fungus and alga
What is the name for the fine filaments that make up the body of fungi? (a) spores, (b) mycelia, (c) hyphae (d) asci
14. (c) hyphae
The structures that bare spores in sac fungi are called? (a) basidia, (b) mycelia, (c) hyphae (d) asci
15. (d) asci
During what part of the cell cycle is DNA duplicated (be specific)?
S-phase
During what phase of mitosis would you see sister chromatids lined up along the cell’s equatorial plane? (a) prophase, (b) metaphase, (c) anaphase (d) telophase
(b) metaphase
What term is given to uncondensed DNA?
Chromatin
During what phase of mitosis would you first see condensed DNA? (a) prophase, (b) metaphase, (c) anaphase (d) telophase
(a) prophase
A single copy of a duplicated chromosome is called a ___________.
chromatin (sister chromatids)
During what phase of mitosis would you first see cytoplasmic division? (a) prophase, (b) metaphase, (c) anaphase (d) telophase
(d) telophase
What term is specifically applied to the division of the cytoplasm?
cytokenesis
During what phase of mitosis would chromatids separate into chromosomes? (a) prophase, (b) metaphase, (c) anaphase (d) telophase
(c) anaphase
Will the quality and quantity of genetic material in the daughter cells be the same or different from the original?
the same
A single-celled organism that uses fine hair-like structures for locomotion and ingests food through a food channel belongs to what kingdom?
Protists
What is the name of the channel through which food enters the organism described a single-celled organism that uses fine hair-like structures for locomotion and ingests food through a food channel?
oral groove
What is the name for the structures a single-celled organism that uses fine hair-like structures for locomotion and ingests food through a food channel use for movement?
Cilia
A single-celled organism that uses fine hair-like structures for locomotion and ingests food through a food channel is a : (a) diatom, (b) dinoflagellate, (c) ciliate, (d) euglenoid
(c) ciliate
Another single-celled organism uses a whip-like structure for locomotion and contains chloroplasts. This organism is a: (a) diatom, (b) dinoflagellate, (c) ciliate, (d) euglenoid
(d) euglenoid
Is this single-celled organism uses a whip-like structure for locomotion and contains chloroplasts autotrophic, heterotrophic or both?
both
What is the name for the whip-like structure this organism uses for movement?
flagellum
A third single-celled organism is autotrophic and has a cell wall made of silica. To what phylum does it belong?
diatoms
A fourth organism, also an autotroph, moves using two flagella and is responsible for creating marine blooms known as “red tides”. This organism has a cell wall composed of: (a) silica or glass, (b) calcium, (c) cellulose
(c) cellulose
To what phylum does this specimen belong?
Dinoflagelates
The species that creates "red tide" and uses 2 flagella to move. It is autotrophic.
What pigment found in this organism is mainly responsible for photosynthesis?
chlorophyll