Biology
Cell biology, genetics, ecology, and life science fundamentals.
-
the cartoon on the left was published on february 1, 1917. the letter f…
The United States declared war after Germany sank American ships in the blockaded zone.
-
which type of neuroglial cells help regulate the composition of cerebro…
- First question: Ependymal cells - Second question: Transitional epithelium
-
1. the diagram below provides details about the origins of world war i.…
B. Alliance System
-
match the following structures with the correct letter on the image. a …
A. Dendrites, B. Axon hillock, C. Synaptic end bulb
-
select the correct answer. what is a difference between advanced placem…
B. IB goes more into depth of the subject than AP
-
which of the following are considered glial cells of the pns? select al…
Schwann cells, Satellite cells
-
which answer best explains hernando desotos goal of exploration to the …
D. Hernando DeSoto’s interest was God, gold, and glory for the Spanish monarch.
-
what effect did hernando de sotos expedition in georgia have on america…
D. it brought illnesses that caused American Indian population loss
-
which of the following best describes spatial summation? integration of…
- First question: Integration of postsynaptic potentials from multiple presynaptic neurons - Second question: True
-
the organization of the nervous system involves two main divisions. whi…
Central and peripheral nervous systems
-
saltatory conduction refers to the propagation of action potentials alo…
It allows for faster conduction of action potentials.
-
which part of the neuron has the arrow pointing to it?
Cell body (soma)
-
question 2 2 pts the myelin sheath is formed by oligodendrocytes in the…
- Question 2: B. False - Question 3: C. Voltage - gated channel
-
match the following terms with their corresponding descriptions. the fu…
1. Neuron 2. Dendrite 3. Axon 4. Synapse
-
name this bone. fibula tibia patella
Patella
-
i have one last question for you: which neurons help you to hear (or re…
C. Sensory neurons, interneurons, and motor neurons
-
name newtons laws of motion questions: newtons third law of motio 1. wh…
1. Newton's First Law (Law of Inertia): An object at rest stays at rest and an object in motion stays in motion unless acted upon by a net external force. 2. Newton's Second Law: …
-
1. true or false: oceanography is solely focused on studying the land a…
1. False 2. True 3. True 4. False 5. True 6. False 7. True 8. True 9. False 10. True
-
leonor works for an environmental organization. indicate whether each o…
1. ilógico 2. ilógico 3. lógico 4. lógico 5. ilógico 6. lógico
-
section quiz 6 - 2 studying the brain matching match each item in colum…
1. D 2. A 3. E 4. C 5. B 6. C 7. C 8. B 9. C 10. D
-
which structural type of neuron is the most abundant in the central ner…
d) Multipolar
-
likelihood playing video games, just like rofessionally; however, other…
Gamers earn large incomes from gaming and related business activities.
-
which statement best supports the authors claim that gaming is a legiti…
Successful gamers have formed professional gaming leagues.
-
ela buzz fix the run - on using a comma and the best coordinating conju…
- Run - on fixed: Tosin noticed things were blurry, so his mom got him an eye doctor's appointment. - Journal and article: Underline "Eye Doctors Monthly" and put quotes around "A…
-
matching match each item in column a with the items in column b. write …
6. C. somatic nervous system 7. D. the brain 8. B. myelin sheath 9. A. efferent neurons 10. A. interneuron
-
goblet cells and mucin cells are examples of unicellular endocrine glan…
- Goblet cells and mucin cells: B. Unicellular exocrine glands - Patient with yellowing: C. has a liver disorder
-
10 multiple choice 4 points what is a direct consequence of ocean acidi…
10. Weakened shells and skeletons in marine organisms 11. Reduced transportation impact 12. Cleaning of air and water by plants
-
the integumentary system protects the body by forming three types of th…
exteroreceptors
-
7 multiple choice 4 points what makes waste hazardous? its color its pr…
- **Question 7**: Its properties like being harmful or dangerous - **Question 8**: Sunlight - **Question 9**: To increase water pollution
-
the integumentary system protects the body by forming three types of th…
exteroreceptors
-
o2 use by cells in the stratum basale is o2 use by cells in the stratum…
Typically greater than; Epidermis
-
1 multiple choice 4 points which of the following is a potential soluti…
1. Reducing nutrient runoff and pollution 2. Historical population trends 3. To control and minimize the impact of invasive species on ecosystems and economies
-
question 40 (1 point) which three pigments contribute to skin color? ca…
Question 40: A. Carotene, melanin, hemoglobin Question 41: Stratum basale
-
10 multiple choice 2 points which international agreement focuses on ad…
C. Paris Agreement
-
staying on top of information like exchange rates for currency or chang…
international trade.
-
lets recap what you have just learned: which of these statements is cor…
B. Electrical synapses allow the flow of ions both ways between presynaptic and postsynaptic cells
-
question 35 (1 point) a needle would pierce the epidermal layers of the…
Question 35: D. corneum, granulosum, spinosum, basale Question 36: C. external root sheath
-
why do our bodies like the structure of three meals a day? our bodies n…
Our bodies are fueled by eating.
-
why is the action potential necessary for the release of neurotransmitt…
A. Voltage - gated \(Ca^{2+}\) ion channels need to open, causing \(Ca^{2+}\) ion influx and fusion of the synaptic vesicles with the membrane releasing the neurotransmitter.
-
what are neurotransmitters? a) electrical signals sent by electrical sy…
B. Chemical messengers secreted during chemical synapses
-
in _______, cells begin to flatten and develop lamellar granu begins, a…
- First question: Stratum Granulosum - Second question: papillary; dermal papillae
-
skin macrophages that help activate the immune system. merkel disc dend…
For "Skin macrophages that help activate the immune system": B. Dendritic cells For "Protects cells in the stratum corneum from damaging effects of sun's": C. Melanocytes
-
protein found in the epidermis that is responsible for toughening merke…
Keratin
-
dna carries the cells genetic information, however, it cannot leave the…
Blank 1: nucleus Blank 2: mRNA Blank 3: transcription Blank 4: helicase Blank 5: template Blank 6: codon Blank 7: AUG Blank 8: UAA Blank 9: ribosome Blank 10: translation Blank 11…
-
question 1 - 22 what is the difference between an organisms habitat and…
A. A habitat is the type of environment in which an organism lives. A niche is an animal's way of life within its habitat.
-
question 1 - 21 in the ocean, certain species like shrimp and gobies wi…
mutualism
-
4 multiple choice 2 points what is the primary goal of transitioning to…
4. B. Reduce dependence on fossil fuels 5. D. Smart technologies 6. C. It disrupts ecosystems and leads to the loss of biodiversity
-
the table shows the flowering success of a plant species with and witho…
Mutualism; bees increase flowering success.
-
before we move on, do you remember which way an electric signal flows i…
C. From the dendrites through the cell body towards the axon
-
question 1 - 18 invasive python populations have had a significant impa…
C. The python preys on mid - sized mammals in the Everglades and also competes with mid - sized mammals for food.
-
question 1 - 17 fleas and mosquitoes feed on blood from other organisms…
parasitism
-
osseous tissue contains very little extracellular matrix. true false qu…
First question: B. False Second question: C. Sutures; Gomphoses
-
question 1 - 16 a fire destroyed a local forest. hundreds of years late…
B. climax community
-
now, lets find out how neurons communicate with each other! how do you …
B. Neurons connect to each other to pass the information on
-
on which part of the neuron can we find the nodes of ranvier? a) cell b…
B. Axon
-
question 1 - 15 lichens are an important pioneer species. what would a …
Decomposition of rock to create soil.
-
question 1 - 14 mr. browns class is learning about different types of s…
secondary succession
-
question 9 (1 point) for intramembranous ossification to take place, wh…
Question 9: An ossification center forms in the fibrous connective tissue. Question 10: appositional growth.
-
atch the following: cells that can build bony matrix. 1. lamellae cells…
Cells that can build bony matrix - 5. Osteoblasts Cells that participate in bone resorption - 4. Osteoclasts The lining of the marrow cavity - 3. Endosteum Layers of bone matrix -…
-
question 1 - 12 is the process of change in the troversity of an ecosys…
Primary succession.
-
the amount of energy decreases at higher trophic levels. the amount of …
The lowest trophic level always has the most energy.
-
which of the following are considered needs? choose three answers. food…
food, residence, water
-
carbon dioxide + water + sunlight → glucose + oxygen (ingredients) (pro…
1. Oxygen 2. Photosynthesis 3. Glucose 4. Carbon dioxide and water 5. Chloroplast 6. The rate of photosynthesis would decrease. Because light intensity (a limiting factor for phot…
-
all offspring plants from parent a seeds have identical traits. true fa…
B. False
-
question 4 1 pts what do pollinated flowers eventually become? seedpods…
Seedpods
-
what is the purpose of the bee stick in the gizmo? to remove pollen fro…
To simulate pollination
-
a cell phone service provider charges $20 per month plus $0.05 per minu…
428 minutes
-
match the english from column a with the spanish 1. the female child 2.…
1. J. La niña 2. S. La hermanastra 3. F. La agricultora 4. T. El abuelo paterno 5. C. La bisabuela 6. M. Los parientes 7. V. Los hermanos 8. Q. La esposa 9. H. El pescador 10. N. …
-
chirrut is working on his research project and has identified several p…
An article that was not written by an expert should be rejected.
-
lester is considering a source for his research writing assignment. he …
Is the person who wrote the article an expert on the subject?
-
plant scientists recommend that the best soil for growing vegetables co…
The soil has too much sand.
-
multiple choice. choose the one alternative that best completes the sta…
1. B. dermatome 2. D. posterior root ganglia of spinal nerves 3. D. III 4. C. precentral gyrus of the frontal lobe 5. B. The water temperature when washing dishes 6. C. Control of…
-
question 10. which statement best describes newtons first law of motion…
B. The puck will continue to slide in a straight line at a constant speed until acted upon by an external force.
-
4. two sets of plants were grown in two containers. the first container…
Purple stem green leaves
-
5. two parent plants are crossed. parent 1 has the genotype anl/anl, yg…
D. 0%
-
question 1 - 8 environmentalists study various ecosystems. which of the…
D. A group of all the organisms living together in an area along with the abiotic components of their environment.
-
true or false question since the international market is significantly …
False
-
question 1 - 7 most sharks feed on fish, clams, and crabs. larger shark…
carnivore
-
which organisms in the food web are primary consumers? (sc 912 l 17.9) …
C. Grub, Mouse, Caterpillar, Grub
-
question 1 - 4 bacteria serve an important role in the cycling of carbo…
They break down carbon compounds in dead organisms and return the carbon to the soil and air.
-
mushroom ← moss which of the following organisms would be classified as…
rat
-
bernard wants to make a quilt out of yellow and green squares of fabric…
\(54\)
-
• germany was not a unified nation in 1848. • the german confederation …
39 separate states sharing a culture
-
review the interactive, then match the following: you will not use all …
1. b. Changes in DNA which can be neutral, good or bad. 2. a. Positive changes in DNA can drive this process. 3. c. May turn on or off certain genes. 4. d. Can change due to copyi…
-
question 5 go to what is dna? click next click start interactive review…
C. Not all cells contain the venom DNA
-
question 3 go to what is dna? click next click start interactive review…
A. blueprint ; instructions
-
unit 1, lc2 practice the chemical equation for photosynthesis is below.…
Left - hand side (first box): reactants; Right - hand side (second box): products
-
what do the arrows in this food chain indicate? (sc.912.l.17.9) the flo…
the flow of energy
-
ethans family compared cell phone plans to get the best deal. at a-mobi…
Which family plan should Ethan’s family go with? B - Mobile. How much will the family save by doing that? $\$2$.
-
review all images and read the text, then match the following: (you wil…
1. e 2. f 3. c 4. d 5. a
-
this graph shows how the number of carnations natalie, a florist, has l…
4
-
question 2 go to what is dna? review all images and read the text, then…
3. c 4. d 5. a
-
5. your small intestine absorbs nutrients from the food you eat. are yo…
5. Yes, we can draw the conclusion that the cells lining the small intestine likely have a relatively high surface area - to - volume ratio. This is because a high surface area - …
-
in letter from birmingham jail, king expresses his disappointment with …
He insists that white moderates do not have good will toward African Americans.
-
kate is creating a support network of people who will help her with pra…
1. Social care 2. Obstetrician/gynecologists
-
match the historical figure to the correct description. thomas jefferso…
- Loose Interpretation: Alexander Hamilton - Wanted a strong federal government: Alexander Hamilton - Wanted a strong state government: Thomas Jefferson - Strict Interpretation: T…
-
question 1 a colonial flag which used a rattlesnake warning england to …
1. C. 'Don't Tread on Me' 2. A. Battle of Lexington 3. B. Committee of Correspondence 4. D. Patrick Henry
-
4 multiple choice 2 points what does the term \hardware\ refer to in co…
- 4. The physical parts of a computer that you can touch - 5. To give instructions to the hardware to perform tasks - 6. Operating System
-
refer to explorations in literature for a complete version of the text.…
It causes the reader to consider alternate viewpoints to King's.
-
ramon searched through the blank notebooks at his favorite bookstore. h…
A. particular