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Biology EOC Review
Biology EOC Review
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Review for TX Biology EOC
Flashcards
28 cards
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Practice quiz
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Host live
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Questions
28
Answers
1
The removal of which component is
MOST LIKELY
to cause an immediate, large-scale impact?
plants
nematodes
birds
arthropods
2
Which of the following phrases best describes cancer?
Multiple gene mutations on a chromosome of DNA
Absence of cyclins in the DNA
Presence of genetic defects caused by hereditary disorders
Mutations in genes for cell cycle cause abnormal cell growth
3
Which of the following is
NOT
a principle of the cell theory?
Very few cells reproduce
All living things are made of cells
Cells are the basic units of life
All cells are produced by existing cells
4
What is the
major
function of a leaf?
support
anchorage
photosynthesis
reproduction
5
Where does cellular respiration occur in a eukaryotic cell?
chloroplast
nucleus
endoplasmic reticulum
mitochondria
6
When are you scheduled to take the Biology EOC?
May 11
May 9
May 10
May 12
7
What percentage of offspring show the recessive phenotype if both parents are heterozygous?
50%
25%
0%
75%
8
What are the products of photosynthesis as well as the reactants of cellular respiration?
glucose and oxygen
carbon dioxide and water
glucose and carbon dioxide
carbon dioxide and oxygen
9
Why are bacteria classified as prokaryotes?
Unable to produce amino acids.
Do not require oxygen to perform respiration.
Lack membrane-bound nuclei.
Cannot produce their own food.
10
Immunity
is the body's ability to...
produce the "fight or flight" response
fight infection
regulate homeostasis through feedback loops
use the endocrine system to fight disease
11
What will most likely happen if an appropriate enzyme is added to a chemical reaction?
The reaction rate will increase.
The reaction will stop.
The reaction rate will decrease.
The equilibrium of the reaction will be maintained.
12
Mutations within a DNA sequence are...
natural processes that produce genetic diversity
natural processes that always affect the phenotype
unnatural processes that are harmful to genetic diversity
unnatural processes that always affect the phenotype
13
Organisms need matter to survive. Which of the following is true about matter in the biosphere?
total amount of matter increases over time
biogeochemical cycles transform & reuse molecules
total amount of matter decreases over time
matter flows through ecosystems in one direction
14
Why can bacteria recognize a human gene and then produce a human protein?
DNA replication in bacteria and humans is the same.
Basic components of DNA are the same in humans & bacteria
Bacterial & human cells contain same kind of chromosomes
Bacterial cells contain the same organelles as human cells
15
Which is the
BEST
evidence of an evolutionary relationship between two organisms?
similarity in niche
similarity in DNA
similarity in habitat
similarity in behavior
16
Which of the following properties allows water to move from the roots to the leaves of a plant?
excellent solvent
able to moderate temperatures
expands as it freezes
shows adhesive and cohesive behavior
17
Which of the following structures is found in both prokaryotic and eukaryotic cells?
ribosome
nucleus
mitochondrion
lysosome
18
How many energy-transferring steps away from the sun is the snail?
2
4
1
3
19
Which technology would probably be most important to a diabetic person who had to take insulin?
using recombinant DNA to produce human hormone from bacteria
engineering fruits & veggies that resist insects/other pests
developing ways to ID criminals through DNA fingerprinting
testing parents for genetic disorders before having children
20
Which of the following is the primary source of usable energy for living things?
lipids
carbohydrates
nucleic acids
proteins
21
Which statement
BEST
summarizes the direct role of DNA in cells?
Regulates chemical processes that provide cell with energy
Provides instructions for making proteins
Protects cells from infection
Guides cell division
22
Which process does
NOT
release CO
2
into the atmosphere?
decomposition
burning fossil fuels
human activity
photosynthesis
23
During DNA replication, a DNA strand has the bases
CTAGGT
. What is the complimentary strand?
GATCCA
GAUCCA
TCGAAC
AGCTTG
24
How does comparing skeletons provide support for the scientific theory of evolution?
Provides information about organisms' habitats
Shows possible common ancestry between organisms
Provides information to determine organisms' age
Shows possible chromosomal similarities
25
Which of the following describes an event that results from mitosis but
NOT
meiosis?
2 stages of cell division
4 daughter cells that are produced from each parent cell
replication of cellular genetic material
daughter cells that are identical to the parent cell
26
Which of the following should be inferred about cells with semipermeable membranes?
Substances other than H2O may block pores in cell membrane.
Substances other than water may also cross the cell membrane
H2O enters cell when placed in environment with high [H2O]
H2O leaves cell when placed in environment with low [solute]
27
Which cell structure is correctly paired with its primary function?
mitochondrion - movement
ribosome - protein synthesis
nucleus - storage of nutrients
vacuole - cell division
28
Why is sexual reproduction more beneficial in an evolutionary sense over asexual reproduction?
Produces many cells
Requires only one parent
Makes clones
Produces genetic variation
