Answer:
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
1
What is the main function of your lens and
cornea?
A
They transmit images from your eyes to your
brain
B
They focus light onto the backs of your eyes
С
They resolve random colors and shapes Into
Images
D
They allow you to see objects in three
dimensions Instead of two
Which organism is the secondary consumer in this food chain? Aspen gene Rabbit Snake Hawk
A. Rabbit
B. Aspe
C. Hawk VO
D. SNAKE
' .
Answer:
I think its snake
Explanation:
Which of these costs of using coal is a direct cost?
O A Cost of related pollution
B. Mining costs
O C. Cost of damage to common resources
O D. Human-health costs
Answer:
B. Mining costs
Explanation:
just did ap3x ;)
The costs of using coal is a direct cost that is Mining costs that is in option B as, the cost of related pollution is an indirect cost because it is not a direct expense associated with mining, but rather an expense that arises from the pollution that results from burning coal.
What is direct costs ?Direct costs are expenses that are directly tied to a specific activity or decision. In the case of coal, the direct costs would include the costs associated with mining, transporting, and processing coal. These costs are incurred as a result of the direct activity of extracting and utilizing coal.
Mining costs are a direct cost of using coal because they are expenses incurred directly as a result of the coal mining process. The mining costs would include expenses such as labor costs for miners, equipment costs for excavation and transportation, and other direct costs associated with the mining process.
Hence, The costs of using coal is a direct cost that is Mining costs that is in option B.
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-If you can please awsner both parts of the question in complete sentences!!
-Thank you for the help I really do appreciate it!♡!
The number of native animal species will not be affected at all.
A non-native animal is introduced into a diverse,
mature ecosystem. Assuming that the non-native
animal has no natural enemies, what immediate
affect will the non-native species have on the
ecosystem?
The new non-native animals will develop new natural enemies.
The native species will become more like the new animal. The
new non-native animal will
soon die out.
The number of native animal species will decrease.
Answer:A
Explanation: because your mom
How could cell growth create a problem that is similar to a traffic jam?
Answer: IM SO SORRY if wrong
Explanation:
If a cell got too large, it would be more difficult to get sufficient amounts of oxygen and nutrients in and waste products out. Chromosomes make it possible to separate DNA precisely during cell division.
hope it helps
P Flag question
Question 3 Not yet answered Points out of 3.00
Fill in the equation with the missing pieces.
6
CO2 + 6
H2O + light
C6H12O6 +
6
02
Question 4 Not yet answered Points out of 1.00
P Flag question
What is the name of the item that plants need for nutrition that is
Select
Answer:
Co²+6H20+light =C6H12O6+O2
Explanation:
This is lysis reactionan so forms glucose and oxgen by water and co2
and in 2nd question plants need N² for growth
DNA is replicated in a semiconservative way.
False
True
How does exercise change the consumption of oxygen and production of carbon dioxide?
Why did the temperature change or not change during the reaction?
Answer:
When substances react and the temperature of the mixture decreases, the reaction is endothermic. ... If a reaction is exothermic, more energy is released when the bonds of the products are formed than it takes to break the bonds of the reactants. This is the reason for temperature change during a reaction.
A piece of equipment that records earthquake
Explanation:
seismometer .Hope this will help you.
Answer:
seismograph
A seismograph, or seismometer, is an instrument used to detect and record earthquakes. Generally, it consists of a mass attached to a fixed base. During an earthquake, the base moves and the mass does not.
hope it helps!
What has to be done to remove asbestos?
Asbestos is not to be taken care of by non-professionals, it needs to be done with special equipment since it is so dangerous to unprotected humans
Oil cannot be used to reduce friction.
True or false?
Answer = false
Answer:
True
Explanation:
Oil increases friction due to its slippery natute
How does a monocot root differ from a dicot root? (select all that apply)
A. pith at the center of the vascular cylinder
B. xylem at the center of the vascular cylinder
C. fibrous root system
D. taproot system
Answer:
Angiosperms, flowering plants, are divided into two groups: monocots and dicots.
Features of monocot and dicot plants. Images from Purves et al., Life: The Science of Biology, 4th Edition, by Sinauer Associates (www.sinauer.com) and WH Freeman (www.whfreeman.com), used with permission.
Monocot seeds have one "seed leaf" termed a cotyledon (in fact monocot is a shortening of monocotyledon). Dicots have two cotyledons. Both groups, however, have the same basic architecture of nodes, internodes, etc.
Comparison of monocot (left, oat) and dicot (right, bean) gross anatomy. Image from Purves et al., Life: The Science of Biology, 4th Edition, by Sinauer Associates (www.sinauer.com) and WH Freeman
Explanation:
PLS
MARK
AS
BRAINLIEST
PLEASE HURRY
Cells contain structures, called organelles, that carry out specific functions for the cell. Which of the following is NOT true regarding the theory of cells?
A. All living things are made up of one or more cells.
B. As the cell grows, so does the size of the organism.
C. Cells grow and respond to changes in their environment.
D. All cells are considered to be living.
Answer : B
because that statement is wrong.
Please help with this.
Answer:
The answer is A, Cold weather- Shivering
Explanation:
Answer:
C
Explanation:
because its external stimulus
What kind of motivation do the narrator’s thoughts show?
Extrinsic motivation: The narrator wants to become a prodigy to please her mother.
Extrinsic motivation: The narrator wants to adapt her behavior to please the girl in the mirror.
Intrinsic motivation: The narrator refuses to be angry like the girl in the mirror.
Intrinsic motivation: The narrator refuses to change her true nature to please someone else.
Answer:
IT ISN'T B I BELIVE IT IS D Intrinsic motivation: The narrator refuses to change her true nature to please someone else.
Explanation:
I got it wrong
Based on the forms if motivation, if the narrator is motivated to do something solely for the sake of herself, it is intrinsic motivation, but it is extrinsic motivation if she choose to do it because of others.
What are the forms of motivation?Motivation refers to a push or desire to achieve something.
The two form of motivation are intrinsic and extrinsic motivation.
Intrinsic motivation refers to motivation that comes from within a person.
Extrinsic motivation refers to motivation that comes from outside the person.
If the narrator is motivated to do something solely for the sake of herself, it is intrinsic motivation, but it is extrinsic motivation if she choose to do it because of others.
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Which is the correct order from SMALLEST TO LARGEST?
а a
Bacteria < Eukaryotic cell < Virus
b
Bacteria < Virus < Eukaryotic cell
Virus < Bacteria < Eukaryotic cell
d
Eukaryotic cell < Bacteria < Virus
Answer:
Virus < Bacteria < Eukaryotic cell
Explanation:
Viruses = 50 - 200nm
Bacteria = 0.2 - 2μm
I don't know the size range for eukaryotic cells, but I do know that they are bigger than prokaryotes.
Identify the joints that allow you to chew your favorite foods. A successful response will include: Structural AND functional classifications If applicable: the range of motion and type of movement of the joint and/or synovial classification. The articulating bones that form the joint(s) How the joint participates in mastication (chewing food)
Answer:
TEMPOROMANDIBULAR JOINTS
Explanation:
The breaking up of food into smaller particles through the combined action of the teeth, muscles and joints is called MASTICATION. This helps to increase the surface area of food to make the enzyme activity easier during digestion.
A joint is a place where two or more bones meet or articulate.The joint involved in mastication( chewing) is called the TEMPOROMANDIBULAR JOINTS (TMJ). This joint is formed by the articulation of the mandible and the temporal bone of the skull.
Structurally TMJ is classified a s a synovial joint because it possesses articular cartilage on the bone surfaces, and a joint capsule that encloses synovial fluid. While functionally TMJ is classified as diarthrosis joint because it can move freely in different planes.
It's synovial classification it is known as a condyloid joint because it consist of an oval-shaped end of one bone fitting into a similarly oval-shaped hollow of another bone to allow angular movement along two axes. This enables it to have the following different movement:
--> mandibular depression,
--> elevation,
--> lateral deviation (which occurs to both the right and left sides),
-->retrusion and protrusion.
The articulating bones that forms the joint include the mandible and the temporal bone
The TMJ participates in mastication by allowing the movement of the mandible while the temporal bone remains in place
Help me with this question if your a good person and luvs your family
Original DNA → T A C C A T G G A A C A A G T
Answer:
what do you mean
Explanation:
What uses bacteria to copy DNA?
O A. Nuclear transfer
O B. Gel electrophoresis
O C. Recombinant DNA technology
O D. Polymerase chain reaction
Answer:
C.
Explanation:
The method that uses bacteria to copy DNA is recombinant DNA Technology. To copy the DNA, the recombinant DNA method uses bacteria such as E. Coli whose plasmids are combined with various gene to produce the substance that is wanted.
Polymerase chain reaction uses bacteria to copy DNA.Therefore, the correct option is D.
What is polymerase chain reaction?Polymerase Chain Reaction is a laboratory technique used to amplify a specific DNA sequence, making many copies of it. The process involves repeated cycles of heating and cooling a reaction mixture containing the DNA template, primers, and a heat-stable DNA polymerase enzyme.
The DNA polymerase enzyme used in PCR is derived from a bacterium called Thermus aquaticus, which can withstand the high temperatures used in the reaction. By copying the DNA sequence multiple times, PCR enables researchers to study and analyze small amounts of DNA, such as those obtained from crime scenes or ancient fossils.Therefore, the correct option is D.
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Weathering – Decide whether the statement is an example of chemical or mechanical weathering. Write “M” for mechanical or “C” for chemical in the space provided.
____ 1. Mosses growing on the surface of rocks, producing pits in the rock.
____ 2. The wedging of tree roots along natural joints in granite outcrops.
____ 4. The oxidation of minerals that contain iron.
____ 5. Animal burrows in soil that let in water and air.
____ 6. Repeated freezing and thawing of water that cracks rock.
____ 7. The action of water, salt, and air on car fenders and panels.
____ 8. Acids from plant roots which break up rock.
____ 9. Formation of potholes in streets during severe winters.
____ 10. Lifted sections of sidewalk along tree-lined streets.
____ 11. A small rock falling from a cliff.
____ 12. Feldspar mixing with acidic groundwater and producing clay minerals.
____ 13. Halite in rocks dissolving in water.
Answer:
m
m
m
c
m
m
c
c
m
m
m
c
c
Explanation:
If two organisms reproduce sexually then their offspring will exhibit a genetic makeup that is
Answer:
mieosis i think. are you talking about the cell devision ?
Explanation:
Answer:
From both parents.
Explanation:
When two organisms produce sexually, the father's sperm and the mother's egg will meet. The offspring will exhibit 50% of genetic makeup from their mother and 50% from their father.
Wilma is preparing to perform a physical examination of a dog. She wants to check the dog’s liver for abnormalities. Complete the sentence to help Wilma understand how she can do this procedure.
In a physical examination, you can perform *BLANK* palpation on the dog to check the dog’s liver.
Answer: thyroid palpitation
Bacteria are sensitive to certain antibiotics like chloramphenicol and streptomycin, which kill the bacteria by interfering with translation through mechanisms that affect the ribosome's ability to function. If a researcher were to culture populations of Archaea and then treat them with either of the previously mentioned antibiotics, what would be the predicted results
Answer:
Explanation:
Neither antibiotic will have an effect on Archaeon populations because their ribosomes are different from bacterial ribosomes.
The predicted result of this experiment is that Archaea do not show any response towards specific antibiotics.
What are Antibiotics?Antibiotics may be defined as a type of medication that inhibits the growth of microorganisms and fight against bacterial infections in humans or animals.
Due to the alterations in the structural and functional unit of ribosomes, none of the antibiotics causes any significant effect on the body of Archaea.
Therefore, it is well described above.
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Describe the main stages of mitopic division
Help me with this if your going to be successful when you grow up and take care of your moms and dads
Answer:
fjhsiorhgsjrghjoeshghwejg
Explanation:
During photosynthesis, plants transform the energy in sunlight into chemical
energy by converting molecules of carbon dioxide and water into sugar and
oxygen molecules. What are two reasons scientists might use a model to
represent what happens during photosynthesis?
A. The molecules involved in photosynthesis are too small to see
with an optical microscope.
B. It is too dangerous to study the plants in which photosynthesis
occurs.
I c. Photosynthesis is too complex to be able to use experiments to
learn how it works.
D. The steps of photosynthesis occur too quickly to show each one
as it happens.
Answer:
A i am sorry if it is wrong
Explanation:
[GIVING BRAINIEST]
Ribosomes are found mostly in cells
that...
A. produce proteins.
B. produce energy.
C. are involved in reproduction.
Answer:
produce proteins (A) .......