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TEAS 7 Science Study Guide Questions With
Correct Answers 100% Verified.
Plant and animal cells are both - Answer✔Eukaryotic
Plant and animal cells both contain a - Answer✔nucleus
In plant and animal cells, the nucleus is surrounded by - Answer✔Rough ER & Smooth ER
Both ER's hold ribosomes that - Answer✔send signals, carry out genetic processes and provide
structural support to the cell
Smooth ER processes what? - Answer✔it contains enzymes that process Lipids (or fats) for cell
use
Plant and animal cells both contain what organelle? - Answer✔Golgi apparatus
The golgi apparatus - Answer✔is responsible for modifying and sorting proteins from the
ROUGH ER. (shipping & mailing/receiving packages, distributer)
Both animal and plant cells contain peroxisomes in the cytoplasm that - Answer✔break down
fatty acid chains
animal cells contain what organelle that helps break down other molecules to be recycled and
reused throughout the cell? - Answer✔Lysosomes
The mitochondria is found in what cells? - Answer✔plant and animal cells
organelles shared by plant and animal cells - Answer✔nucleus, endoplasmic reticulum, golgi
apparatus, mitochondria
Mitochondria - Answer✔Powerhouse of the cell, organelle that is the site of ATP (energy)
metabolism and production
cell membrane - Answer✔A cell structure that controls which substances can enter or leave the
cell, a feature shared by plant and animal cells
1
, ©THESTAR 2024/2025 ALL RIGHTS RESERVED 12:08PM. A+
phospholipid bilayer - Answer✔A double layer of phospholipids that makes up plasma and
organelle membranes.
Chloroplast - Answer✔site of photosynthesis where sunlight, carbon dioxide and water are
turned into energy for the cell to use
Vacuole - Answer✔Found only in plant cells, is an organelle that store water and other
nutrients for the cell to use
Overall, animal cells are smaller than plant cells - True/False - Answer✔True
Plant and animal cells both require energy to carry out cellular processes - true/false -
Answer✔true
Plant cells use _________ to produce energy - Answer✔Photosynthesis
Animal cells use ________ to produce energy - Answer✔Oxygen dependent cellular respiration
What is the equation for photosynthesis? - Answer✔6CO2 + 6H2O ------> C6H12O6 + 6O2
Animals are indirect consumers of light energy - true/false - Answer✔true
What is the formula for cellular respiration? - Answer✔C6H12O6 + 6O2 --> 6CO2 + 6H2O + ATP
Cellular respiration is made up of what four processes? - Answer✔glycolysis, the krebs cycle (or
citric acid cycle), electron transport chain and ATP synthesis
Glycolysis takes place in the - Answer✔cytoplasm of the cell
what is produced during glycolysis? - Answer✔1 Glucose (C6H12O6) breaks down into 2
pyruvate molecules and 2 ATPs
The pyruvic acid enters the mitochondrial matrix and binds to ________________ to form
acetyl coenzyme A - Answer✔Coenzyme A
Once pyruvic acid binds to form Acetyl cornzyme A, where is it transported to? - Answer✔The
mitochondrion
Acetyl CoA acts as a fuel source for _________ and undergoes a series of oxidation steps -
Answer✔The krebs cycle
Between the two processes of glycolysis and the Krebs cycle, ____CO2 molecules, ____ NADH
molecules, and _____FADH2 molecules are produced in total - Answer✔6, 10, 2
During the electron transport chain, oxygen is reduced by - Answer✔NADH and FADH2
2
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what is produced during cellular respiration as a whole? - Answer✔6 molecules of carbon
dioxide, 6 molecules of water and 36-38 molecules of ATP
Gregor mendel used what plant to understand basic genetic principles? - Answer✔Pea plants
Gregor mendel - Answer✔father of modern genetics
somatic cells undergo - Answer✔mitosis
Sex cells or gametes undergo - Answer✔Meiosis
When we are talking about mitosis we are talking about _____ cells only - Answer✔somatic
Mitosis is where a diploid cell or two copies of each chromosome divides to form two identical
diploid daughter cells T/F - Answer✔True
Mitosis produces - Answer✔identical diploid daughter cells
Meiosis - Answer✔where diploid cells undergo meiosis in two stages, meiosis I and meiosis II,
resulting in four haploid gametes
diploid means having - Answer✔two complete sets of homologous chromosomes
haploid refers to - Answer✔each cell having only one copy of each chromosome
Male gametes (or sperm) have - Answer✔An X and Y chromosome, undergo meiosis I and II to
form four haploid cells that will become diploid cells or zygotes once fertilized
Female gametes (or eggs) have - Answer✔Two X chromosomes, and undergo meiosis I and II to
form four haploid cells that will become diploid cells or zygotes once fertilized
The main differences between the process of reproduction in plants vs animals is due to -
Answer✔structural differences
Plant cells dont have _____ like animal cells do structurally - Answer✔Centrioles
Centrioles act as - Answer✔an anchor site to organize microtubules that aid in pulling
chromosomes apart during cell division
Centrioles are not necessary for - Answer✔cell division to occur
During cytokinesis - Answer✔plants form a cell plate in the middle of the cell consisting of
components from the plasma membrane and cell wall that are delivered in vesicles
Chromosomes are - Answer✔condensed strands of DNA
Chromosomes are divided into - Answer✔two sister chromatids held together by their
centromere
3
TEAS 7 Science Study Guide Questions With
Correct Answers 100% Verified.
Plant and animal cells are both - Answer✔Eukaryotic
Plant and animal cells both contain a - Answer✔nucleus
In plant and animal cells, the nucleus is surrounded by - Answer✔Rough ER & Smooth ER
Both ER's hold ribosomes that - Answer✔send signals, carry out genetic processes and provide
structural support to the cell
Smooth ER processes what? - Answer✔it contains enzymes that process Lipids (or fats) for cell
use
Plant and animal cells both contain what organelle? - Answer✔Golgi apparatus
The golgi apparatus - Answer✔is responsible for modifying and sorting proteins from the
ROUGH ER. (shipping & mailing/receiving packages, distributer)
Both animal and plant cells contain peroxisomes in the cytoplasm that - Answer✔break down
fatty acid chains
animal cells contain what organelle that helps break down other molecules to be recycled and
reused throughout the cell? - Answer✔Lysosomes
The mitochondria is found in what cells? - Answer✔plant and animal cells
organelles shared by plant and animal cells - Answer✔nucleus, endoplasmic reticulum, golgi
apparatus, mitochondria
Mitochondria - Answer✔Powerhouse of the cell, organelle that is the site of ATP (energy)
metabolism and production
cell membrane - Answer✔A cell structure that controls which substances can enter or leave the
cell, a feature shared by plant and animal cells
1
, ©THESTAR 2024/2025 ALL RIGHTS RESERVED 12:08PM. A+
phospholipid bilayer - Answer✔A double layer of phospholipids that makes up plasma and
organelle membranes.
Chloroplast - Answer✔site of photosynthesis where sunlight, carbon dioxide and water are
turned into energy for the cell to use
Vacuole - Answer✔Found only in plant cells, is an organelle that store water and other
nutrients for the cell to use
Overall, animal cells are smaller than plant cells - True/False - Answer✔True
Plant and animal cells both require energy to carry out cellular processes - true/false -
Answer✔true
Plant cells use _________ to produce energy - Answer✔Photosynthesis
Animal cells use ________ to produce energy - Answer✔Oxygen dependent cellular respiration
What is the equation for photosynthesis? - Answer✔6CO2 + 6H2O ------> C6H12O6 + 6O2
Animals are indirect consumers of light energy - true/false - Answer✔true
What is the formula for cellular respiration? - Answer✔C6H12O6 + 6O2 --> 6CO2 + 6H2O + ATP
Cellular respiration is made up of what four processes? - Answer✔glycolysis, the krebs cycle (or
citric acid cycle), electron transport chain and ATP synthesis
Glycolysis takes place in the - Answer✔cytoplasm of the cell
what is produced during glycolysis? - Answer✔1 Glucose (C6H12O6) breaks down into 2
pyruvate molecules and 2 ATPs
The pyruvic acid enters the mitochondrial matrix and binds to ________________ to form
acetyl coenzyme A - Answer✔Coenzyme A
Once pyruvic acid binds to form Acetyl cornzyme A, where is it transported to? - Answer✔The
mitochondrion
Acetyl CoA acts as a fuel source for _________ and undergoes a series of oxidation steps -
Answer✔The krebs cycle
Between the two processes of glycolysis and the Krebs cycle, ____CO2 molecules, ____ NADH
molecules, and _____FADH2 molecules are produced in total - Answer✔6, 10, 2
During the electron transport chain, oxygen is reduced by - Answer✔NADH and FADH2
2
, ©THESTAR 2024/2025 ALL RIGHTS RESERVED 12:08PM. A+
what is produced during cellular respiration as a whole? - Answer✔6 molecules of carbon
dioxide, 6 molecules of water and 36-38 molecules of ATP
Gregor mendel used what plant to understand basic genetic principles? - Answer✔Pea plants
Gregor mendel - Answer✔father of modern genetics
somatic cells undergo - Answer✔mitosis
Sex cells or gametes undergo - Answer✔Meiosis
When we are talking about mitosis we are talking about _____ cells only - Answer✔somatic
Mitosis is where a diploid cell or two copies of each chromosome divides to form two identical
diploid daughter cells T/F - Answer✔True
Mitosis produces - Answer✔identical diploid daughter cells
Meiosis - Answer✔where diploid cells undergo meiosis in two stages, meiosis I and meiosis II,
resulting in four haploid gametes
diploid means having - Answer✔two complete sets of homologous chromosomes
haploid refers to - Answer✔each cell having only one copy of each chromosome
Male gametes (or sperm) have - Answer✔An X and Y chromosome, undergo meiosis I and II to
form four haploid cells that will become diploid cells or zygotes once fertilized
Female gametes (or eggs) have - Answer✔Two X chromosomes, and undergo meiosis I and II to
form four haploid cells that will become diploid cells or zygotes once fertilized
The main differences between the process of reproduction in plants vs animals is due to -
Answer✔structural differences
Plant cells dont have _____ like animal cells do structurally - Answer✔Centrioles
Centrioles act as - Answer✔an anchor site to organize microtubules that aid in pulling
chromosomes apart during cell division
Centrioles are not necessary for - Answer✔cell division to occur
During cytokinesis - Answer✔plants form a cell plate in the middle of the cell consisting of
components from the plasma membrane and cell wall that are delivered in vesicles
Chromosomes are - Answer✔condensed strands of DNA
Chromosomes are divided into - Answer✔two sister chromatids held together by their
centromere
3
