Biology
Cell biology, genetics, ecology, and life science fundamentals.
-
in international trade, the risk of not getting paid for a product that…
False
-
hiv (human immunodeficiency virus) attacks a type of t cell involved in…
A. Helper T cells
-
homework 3 15 4 points metabolism a releases energy depends on biologic…
B. Anabolism C. Substrates (already given) D. Enzymes E. Products F. Activation - energy G. Temperature H. pH
-
which type of t cell, would you expect to play a major role in an aller…
c. Helper T cells
-
which cells engulf a pathogen and display a fragment of it on their cel…
A. Antigen presenting cells
-
allegory in an excerpt from animal farm what is animal farm an allegory…
The entire novel is an allegory for the Russian Revolution of 1917.
-
after a cytotoxic t cell attacks a virus infected cell, what cells are …
A. Infected cells
-
what happens to most cytotoxic and helper t cells after an infection is…
A. The activated T cells die off except for memory cells.
-
t cells have the capability to destroy ______ cells. a virus - infected…
c. Both A and B
-
13 multiple choice 1 point look at the diagram below. which structure c…
C. A
-
15 choose the correct terms for each lettered box to complete the conce…
A. Catabolism C. Substrates D. Enzymes E. Products F. Activation energy (Note: There seems to be some extra or mis - labeled options like B, G, H in the original question which ar…
-
12 multiple choice 1 point organelles have to work together to maintain…
D. lysosomes and vacuoles
-
11 multiple answer 1 point which two organelles play a major role in th…
A. chloroplast, D. mitochondria
-
what is the introduction to a dead pathogen into an individual in order…
a. Immunization
-
is being able to resist a pathogen that has previously infected the bod…
Immunity
-
the wto was created to end tariffs on goods traded with canada to end t…
to help international trade run smoothly
-
the table compares prokaryotes, plant cells, and animals cells. complet…
| Structure | Prokaryotes | Plant cells | Animal cells | |--|--|--|--| | Nucleus | Absent | Present | Present | | Cell Wall | Present (in some) | Present | Absent | | Mitochondria…
-
a negative result of high tariffs is that they can sometimes lead to ○ …
B. reduced international trade
-
5. peatlands and permafrost are two of the earths most important carbon…
(A) In peatlands, dead plant material accumulates slowly in water - logged conditions, becoming peat and storing carbon. Plants fix carbon via photosynthesis and slow decompositio…
-
economic sanctions are mainly used to protect domestic industries from …
punish nations for disobeying international law
-
9 multiple choice 1 point the word \specialized\ from the text means th…
B. carry out a specific job or function
-
economic sanctions against foreign governments sometimes o hurt foreign…
A. hurt foreign citizens
-
imagine a forest where the amount of photosynthesis and cellular respir…
C. It will stay roughly the same, because inputs and outputs are balanced
-
passive immunity involves the transfer what substance? a antibodies b p…
A. Antibodies
-
2. if the rate of combustion in a region increases because of frequent …
C. It will increase because more carbon is converted to CO₂ gas.
-
immunizations expose people to which substances? a t cells b dead or in…
B. Dead or inactivated antigens
-
5. multiple choice 1 point which level of organization includes structu…
A. organ
-
label the image to test your understanding of temperature adaptations e…
The curve with an optimum around - 10°C to 10°C is Psychrophile. The curve that can grow at cold temperatures but has a higher optimum is Psychrotolerant. The curve with an optimu…
-
which of the following statements is true concerning passive immunity? …
D. Passive immunity may be acquired by a fetus through its mother's blood.
-
1. what role did the enlightenment play in driving the french people to…
The Enlightenment inspired the French people to question the old social - political order by promoting ideas of reason, individual rights, and equality, which drove their particip…
-
3. a fish eats algae that grows using photosynthesis. later, the fish d…
C. Combustion and cellular respiration
-
what allows active immunity to emember\ a pathogen? a memory cells b an…
A. Memory cells
-
click to fix any capitalization errors below. click \submit answer\ if …
Princess Fiona met Princess Fernanda at the pep rally, but they didn't have much to talk about.
-
multiple choice 1 point the stomach, small intestine, and large intesti…
organ system
-
look at the diagram below. which structure surrounds the cell and regul…
C. B
-
a substance that binds to an enzyme and decreases its activity is a(n)
Inhibitor
-
which of the following images show plant cells?
1
-
which organ of the respiratory system is used by both the respiratory a…
A. pharynx
-
fill in the blank question each in a biochemical pathway acts on the pr…
enzyme
-
match the terms to their correct descriptions to review the various nut…
1. Chemoheterotroph 2. Saprobe 3. Photoheterotroph 4. Chemoautotroph 5. Photoautotroph
-
economic sanctions are mainly used to protect domestic industries from …
punish nations for disobeying international law.
-
match the method of counting bacteria with the statement that describes…
A spectrophotometer is used to measure the light scattering properties of a bacteria. As bacteria increase, more light is scattered and less is transmitted to the detector. - 3. T…
-
the table compares prokaryotes, plant cells, and animal cells. complete…
| Structure | Prokaryotes | Plant cell | Animal cell | |--|--|--|--| | Chloroplasts | Absent | Present | Absent | | Mitochondria | Absent | Present | Present | | Cell Wall | Prese…
-
the pancreas is an organ present in some animals. it produces enzymes t…
D. Ribosomes, because enzymes are synthesized on ribosomes
-
drag and drop the labels into the correct empty boxes to complete the c…
A. symbiosis C. mutualism D. commensalism E. parasitism G. pathogens F. biofilm
-
which of the following describes the structure and function of the cell…
C. The hydrophobic head groups of the lipid molecules are exposed to the outside of the cell, which is a water - like environment. The hydrophobic tails form an oily layer inside …
-
multiple choice question which of the following describes the activity …
It can be affected by substances which bind the enzyme and alter its shape.
-
a substance that binds to an enzyme and decreases its activity is a(n)
inhibitor
-
11 to the correct empty boxes to complete the concept map. microbial as…
A. Commensal - Parasitic Relationships B. Positive - Negative Interactions D. Commensalism E. Parasitism G. Pathogens
-
match each cell structure with its function. some structures may not be…
"Breaks down lipids, carbohydrates, and proteins": lysosome "Helps the cell maintain its shape": cytoskeleton "Stores materials inside the cell": vacuole
-
multiple choice question most enzymes only function in a narrow range o…
Lower temperatures prevent the formation of the substrate - enzyme complex, while higher temperatures can denature the enzyme.
-
match each cell structure with its function. some structures may not be…
- Stores materials inside the cell: vacuole - Breaks down lipids, carbohydrates, and proteins: lysosome - Helps the cell maintain its shape: cytoskeleton
-
1 drag and drop the labels into the correct empty boxes to complete the…
A. Symbiotic Relationships C. Mutualism D. Commensalism E. Parasitism F. Symbiotic Protection - related (could be part of mutualism in context of protection) G. Pathogens
-
2.2 cell structure warm up (lms graded) the instructions for making pro…
DNA, nucleus
-
body paragraph 3: evaluate how the authors use of literary elements (e.…
No specific question is asked to provide a single - point answer. The text is more of a set of analysis and writing guidelines.
-
fill in the blank question are small organic molecules that temporarily…
Co - enzymes
-
the respiratory system, in conjunction with the cardiovascular system, …
A. oxygen
-
multiple choice question the personality dimensions of extroversion, ag…
O the Big Five personality dimensions
-
place the steps in the correct order to review the process of binary fi…
1. A young cell 2. Chromosome is replicated 3. Protein band forms in center of cell 4. Septum formation 5. Septum is complete and cells are divided
-
multiple choice question an enzyme inhibitor o breaks down certain subs…
binds to an enzyme and decreases its activity
-
fill in the blank question are small chemical components, usually inorg…
Cofactors
-
external respiration refers to the exchange of oxygen and carbon dioxid…
A. alveoli and bloodstream.
-
a scientist writes the equation n(h) = 100e^{0.25h} to model the growth…
6 hours
-
you have an assignment to write about the benefits of eating oranges. s…
and healthier skin.
-
a plant is 2 inches tall. in sunlight, the plant grows 1 inch each week…
First, mark the point (0, 2) on the graph as the initial height. Draw a line with a slope of 1 from x = 0 to x = 4. At x = 4, the height is 6 inches. Then draw a horizontal line f…
-
progress: the movement of the progress bar may be uneven because questi…
D. essential
-
read the excerpt from chapter 8 of the travels of marco polo. this prov…
The author uses the word "excellent" to describe the incense grown in the province.
-
international governmental organizations have a \home base\ in the coun…
are able to operate in every country that is part of the group.
-
what does it mean for a membrane to be selectively permeable? only cert…
Only certain molecules are allowed to pass through.
-
look at the text below. if there is an error with subject - verb agreem…
The cocoa frog, along with fifty - nine other new species, was discovered by a team of field biologists from Conservation International in 2013.
-
read the following direct quotation, and then choose the option that pa…
None of the above options correctly paraphrase the quote without plagiarizing.
-
lincoln’s second inaugural address abraham lincoln 1 fellow countrymen:…
D. the beginning of Civil War
-
question 1 - 3 which organelle is responsible for controlling the passa…
cell membrane
-
theres a roughly linear relationship between the length of someones fem…
The change in expected height for every one additional centimeter of femur length.
-
shannon is making a venn diagram to organize the characteristics of cel…
contains mostly cellulose; forms the outer layer of animal cells
-
what does it mean for a membrane to be selectively permeable? only cert…
Only certain molecules are allowed to pass through.
-
the data in the following table indicate that between the ages of 1 and…
b. $f(x)=29 + 30\ln x$ c. $83$
-
the following question has two parts. first, answer part a. then, answe…
B. during transcription
-
the main purpose of artists studying the human body is to a. understand…
A. understand its parts and functions, so they can more accurately portray it.
-
open - ended questions: answer the following questions in complete sent…
1. Rose raises Raynell due to maternal and moral reasons. 2. Troy's affair causes Cory to lose respect and creates a rift. 3. A theme is the consequences of betrayal, shown by cha…
-
identify the anaphase, metaphase, prophase, and telophase stages of mit…
A. Prophase B. Metaphase C. Anaphase D. Telophase
-
read the preamble to the constitution. we the people of the united stat…
to create a system of laws for internal peace.
-
the concentration of sodium on the inside of the cell is 20 mm. the out…
D. active transport
-
two cells in the same organism differ only in the number of chloroplast…
The second cell would not be able to produce as much food because it could not capture very much sunlight.
-
international governmental organizations have a \home base\ in the coun…
are able to operate in every country that is part of the group.
-
which detail from passage below shows how the author used deductive rea…
The reasons such efforts drive up the costs include: A human needs a return ticket, while a robot can go one - way. (Paragraph 3)
-
multiple choice question which of the following describes the activity …
It can be affected by substances which bind the enzyme and alter its shape
-
multiple - choice question which of the following changed due to the ne…
The division of labor between men and women
-
match the term with the appropriate description to test your understand…
1. Obligate aerobe: Describes an organism which requires oxygen for growth and has the enzymes to remove toxic by - products of oxygen metabolism 2. Facultative anaerobe: Describe…
-
multiple choice question which of the following is an accurate descript…
Organic molecules that temporarily attach to an enzyme and promote a chemical reaction without being changed during the reaction
-
anticipation guide after completing the lesson, copy and paste your ans…
| True | False | Statement | True | False | Evidence | |---|---|---|---|---|---| | X | | DNA carries the genetic information in an organism. | | | Fundamental concept in genetics …
-
a cell phone company charges a flat rate of $5 plus $0.25 per text mess…
$5 + 0.25x\leq30$
-
place the steps in the correct order to review the process of biofilm f…
1. Pioneer bacteria attach to a surface. 2. Bacteria secrete sugars and proteins for attachment. Quorum sensing begins. 3. Additional species join the biofilm secreting their own …
-
home > leaked exams > june 2025 international form a (complete exam) th…
A. $(0,36)$
-
a bacterial colony begins with 2,000 bacteria and increases by around 1…
A. 3,050 bacteria
-
match the phase of the bacterial growth curve with its description. 1 d…
Phase during which nutrient depletion and accumulation of wastes begin to slow: 3. Stationary growth phase Phase during which cells are growing very quickly, at their maximum rate…
-
climate change is a __________________________ disturbance that effects…
C. moderate
-
multiple - choice question which of the following was an outcome of the…
"More land was used for farming."
-
question 1 1 pts climate change is a __________________________ disturb…
none of the above options are entirely correct as climate change is a long - term, large - scale disturbance. But if we must choose from the given options, climate change is more …
-
which of the following diagnostic procedures is a test for malignant ce…
A. sputum cytology