Answer:
A will be the answer
Explanation:
What are potential problems with chemical pesticides? check all that apply
they can kill other, unintended, organisms
some of the pests might be resistant to the pesticide, meaning the pesticide no longer works on the pests
they kill the pests that are destroying crops
all the above listed options are problems
they can bioaccumulate in the food chain
Answer:
1) They can kill Other Unintended Organisms
2) Some of the Pests might be Resistant to the Pesticide, Meaning the Pesticide no Longer Works on the Pests
3) They can Bioaccumulate in the Food Chain
Explanation:
1) Bugs need for the proper growth of plants are often killed by pesticides, often from wind blowing them onto other plants for the bugs
2) Its the same princincle as super bacteria, some bugs will likely survive the pesticide, often because of a mutation, and pass that on as it is advantageous
3) This is the most talked about issue when it comes to pesticides as it is largely blamed for endangering the eagle population in the US - with DDT in particular being pointed to
do you really understand meiosis and non-disjunction? try these questions: 1. if an individual has the genotype xxy, did non-disjunction occur in their mother or their father (or both) and at which division(s), meiosis i or meiosis ii?
The genotype of the mother is XX, while that of the father is XY. If a non-disjunction occurred in an individual with the genotype XXX, it would occur in her mother since only from her mother could she acquire two Xs, but from her father, a non-disjunction would result in a XXY.
This non-disjunction occurred during meiosis I, when two copies of the same chromosome are transferred to separate cells. During this phase, the separation of these two chromosomes did not occur since they were both Xs from the mother brought together to the new haploid cell.
The non-disjunction on meiosis II simply indicates that two chromatids from a chromosome did not split and does not result in copies.
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Translate these phrases into Greek to name the macromolecules they describe:
1. One sugar
2. Many parts
3. Two parts
4. A few amino acids
5. Many amino acids
ANSWER QUICK 80 POINTS
Answer:
1- monosaccharide
2- polymer
3- ?
4- oligopeptides
5- polypeptides
What do you think is meant by the statement “the human digestive system is very efficient at squeezing everything it can out of any food?" How do you think this relates to the way biomolecules are broken down and used bythe body?
Answer: the digestive system is capable enough to absorb the nutrients out of food that we eat, which is the same with the other body parts in our body when we take in food.
Answer:
The statement means that the human digestive system can adapt to extreme diets in order to survive. For example, carbohydrates can be broken down into sugars and used for energy. But when carbohydrates are not available in the required amount, it can also break down fats to provide the body with the required amount of energy. This explains why Deb has enough energy to keep going, even on her extremely limited diet.
Explanation:
Why are some fungi called imperfect?
Answer:
They are diffrent
Explanation:
Some fungi are deffrent from other
So they have thier own group
But some fungi that are not clasified in any group or they dont have the same proprties of any group are called imperfect fungi
What helps cells to maintain homeostasis?
A.
Hormones
B.
Leukocytes
C.
Connective tissue
D.
Muscle tissues
Leukocytes are cells that help to maintain homeostasis by helping the immune system to fight against foreign pathogenic agents (option B).
What is the relationship between leukocytes and homeostasis?Leukocytes also called white blood cells, play an important role in homeostasis, because they maintain a stable internal environment as part of the immune system that fights against invading microbes and other foreign substances.
Therefore, with this data, we can see the relationship between leukocytes and homeostasis is based on the fact these immune cell fight against foreign pathogenic microorganisms such as bacteria and also viruses.
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The Milky Way galaxy was given its name because of what it looks like when viewed from Earth.
True False
Answer:
false. we cant see the whole galaxy from earth.
Answer:
the answer is false
Explanation:
we can't see the milky way (galaxy) from earth, its impossible since its so far away. unless we used a telescope maybe, not sure but for this question its false. I hope this helped!
☁️☁️☁️☁️☁️☁️☁️
How can you determine the cell cycle stage of a plant cell?.
Answer:
based on measurement of cellular DNA content.
Explanation:
what is it? (´-﹏-`;)
Answer:
the last one bro
Explanation:
which of the following regulates salt balance? group of answer choices both aldosterone and ANH
renin ADH
atrial natriuretic hormone (anh) aldosterone
The regulation of salt balance in the body is important for maintaining proper fluid balance and blood pressure. Aldosterone and ANH (atrial natriuretic hormone) are two hormones involved in the regulation of salt balance in the body.
Aldosterone is a hormone secreted by the adrenal glands that acts on the kidneys to increase the reabsorption of sodium and water and the excretion of potassium, thus increasing blood volume and blood pressure.
ANH, on the other hand, is produced by the heart and acts on the kidneys to decrease sodium reabsorption and increase urine output, leading to a decrease in blood volume and blood pressure. Renin is an enzyme involved in the regulation of aldosterone production. ADH (antidiuretic hormone) is involved in regulating water balance in the body and is not directly involved in the regulation of salt balance.
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Full Question: which of the following regulates salt balance? group of answer choices
both aldosterone and ANHrenin ADHatrial natriuretic hormone (anh) aldosteroneHELP ASAP! PLZ ANSWER OF YOU KNOW IT
Answer:
its basically a layer that helps to absorb light energy there have a pog day friend
Which of these microscopy methods phase has the highest magnifying capabilities?
Compared to light microscopy, electron microscopy has a significantly higher magnification because it utilises magnets to focus electrons on the object.
What are the different methods of microscopy?Microscopy is classified into three basic categories: optical microscopy, which has several sub-techniques; electron microscopy; and scanning probe microscopy. Although not the only methods available, they are the most well-known and widely applied.
Why is microscopy used?An instrument called a microscope is used to magnify small objects. With specialised microscopes, which may even be used to see an object at the molecular level, scientists can observe the shape of a cell, its nucleus, mitochondria, and other organs.
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Cellular respiration is the process that allows living organisms to extract energy from nutrients. What is the main
difference between aerobic and anaerobic respiration?
SC 912.L.18.9
Aerobic respiration uses oxygen, while anaerobic respiration does not.
Anaerobic respiration uses oxygen, while aerobic respiration does not
Aerobic respiration produces carbon dioxide, while anaerobic respiration does not
Anaerobic respiration produces carbon dioxide, while aerobic respiration does not
Answer: the second one
Explanation: I just took the quiz
Answer: Aerobic respiration uses oxygen, while anaerobic respiration does not
Explanation:
Oscar finds an organism that turns inorganic carbon into organic carbon. What is this process AND what type of organism did Oscar find?
Answer:
This process is called biological carbon fixation, or carbon assimilation. Oscar has found either a plant or algae.
Explanation:
10. How does the placement of veins help to carry out their function of transporting materials to
and from the leaf?
Veins sustain the leaf and carry nutrients and energy through the leaf and to the rest of the plant via xylem and phloem, respectively.
How does the location of the veins in a leaf affect how well they function?Veins in plants transfer water, nutrients, and energy to the rest of the plant while also giving it structure and support. Plants employ their vascular system to transport water and nutrients when they absorb them through their roots.Veins support the leaf and transport nutrients and energy to the rest of the plant via xylem and phloem, respectively.Because every cell is near a vein, it can rapidly collect water and release glucose. The cells that make up the other parts of the leaf differ from the cells that make up the palisade mesophyll in three ways.To learn more about Veins in plant refer to:
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PLEASE HELP WILL GET BRAINLIEST
Which of the following is NOT evidence for sea floor spreading?
newest crust closest to the ridge
magnetic reversal in the sea floor
lithosphere conservative effect
oldest crust nearest the continents
Answer:
The new crust will be added at the mid-oceanic ridge.
Explanation:
What is the relationship between the number of wolves and the number
of deer?
Answer:
if the number of wolves increase the number of deer decrease
Explanation:
because deers are prey and wolves are predators
Wolves and deer show a prey-predator relationship. This indicates that as the number of wolves increases, the number of deer decreases and if the number of deer increases it means that the number of wolves has been decreased.
What is Prey-predator relationship?Prey-predator relationship is a type of association seen in the environment. In this relationship, one species feeds upon the other species. The prey species is the animal being fed on, and the predator is the animal who feeds. The predator prey relationship develops over time.
As the prey population increases, there is more food for the predators. So, after a small time, the predator population increases as well. This number keeps on increasing till sufficient food is available. As the number of predators keeps on increasing, more prey are captured. This results in the decrease in prey population.
The relationship between the wolf and its prey, deer is very complex. Wolves population keep deer moving, which provides an ecological benefit for the health of the deer and plant species which are damaged from over-browsing. This keeps the number of species constant.
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What hormone controls the change in life stage during metamorphosis?
a. Ecdysteroids
b. Juvenile hormone
c. Prothoracicotropic
d. Hormone Exogenous TH
Question 4 1 pts THe hardening of the new cuticle is called?
The hormone that controls the change in life stage during metamorphosis is ecdysteroids.
Ecdysteroids, specifically the molting hormone known as ecdysone, play a crucial role in regulating metamorphosis in insects and other arthropods. Metamorphosis is a process by which an organism undergoes a dramatic transformation in its body structure and physiology as it progresses through different life stages, such as from larva to pupa to adult.
During metamorphosis, the levels of ecdysone rise, triggering the molting process and initiating the transition between life stages. The ecdysteroids act as signaling molecules that bind to specific receptors in target tissues, leading to various developmental changes. They regulate the timing and coordination of cell growth, tissue differentiation, and the reorganization of body structures during metamorphosis.
While other hormones, such as juvenile hormone, also play important roles in insect development, ecdysteroids are primarily responsible for driving the major changes associated with metamorphosis. Their precise control and timing ensure the successful transition from one life stage to another, ultimately allowing insects to undergo remarkable transformations as they progress through their life cycle.
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What is the scale factor from A XYZ to AUVW?
?
What proposes that pitch is decoded by firing frequency of hair cells on the basilar membrane
The place theory proposes that pitch is decoded by firing frequency of hair cells on the basilar membrane
The place theory proposes that pitch is decoded by the firing frequency of hair cells on the basilar membrane in the inner ear.
This theory suggests that different frequencies of sound waves cause maximum displacement of the basilar membrane at different places along the membrane, with high frequencies causing maximum displacement at the base of the membrane and low frequencies causing maximum displacement at the apex of the membrane.
Hair cells at specific locations along the basilar membrane are tuned to respond to specific frequencies, and their firing rate encodes the pitch of the sound.
This theory has been supported by various studies and is currently one of the leading theories for how pitch is encoded in the auditory system.
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Wavelength is 6.25x10^7 m whats the frequency
Answer:
\(\huge\boxed{\sf f=4.8 \ Hz}\)
Explanation:
Given Data:Wavelength = λ = 6.25 × 10⁷ m
Speed of light = c = 2.998 × 10⁸ m/s
Required:Frequency = f = ?
Formula:\(\displaystyle f=\frac{c}{\lambda}\)
Solution:Put the givens in the formula.
\(\displaystyle f=\frac{2.998 \times 10^8}{6.25 \times 10^7} \\\\f=0.48 \times 10^1\\\\f=4.8 \ Hz\\\\\rule[225]{225}{2}\)
A ______ reaction is a chemical reaction in which two or more reactants combine to form a single product
A synthesis reaction is a chemical reaction in which two or more reactants combine to form a single product.
In this type of reaction, the reactants usually have lower complexity than the product. The synthesis reaction is the opposite of the decomposition reaction, where a single reactant is broken down into two or more simpler products.
Synthesis reactions often involve the transfer of electrons between reactants and are therefore classified as redox reactions. Some common examples of synthesis reactions include the combination of hydrogen and oxygen to form water, the reaction between an acid and a base to form salt and water, and the formation of protein molecules from amino acids
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HELP!! PLS AND THANK YOU!
Answer:
The first option
Explanation:
The circuit would allow electricity to flow through it because the circuit is completely closed. There are no places in the circuitry that are cut or not connected. Thus letting the energy flow regularly through the circuit and not stop at a certain point. The second circuit has a break in it, so electricity cannot continue to pass through it because it is not fully connected.
-Hope this helped
If a DNA strand reads: CATAAGCTG. What will the new DNA strand read
Answer:
GTATTCGAC
a way to remember is that the opposite of G is always C, and vise versa (chips and guacamole is a good study tool)
and the opposite of A is T, and vise versa (apples and tomatoes)
A population of crabs living on a sandy beach exhibits three colors: dark brown, light
brown, and speckled. The genotypes for these colors are BB for dark brown, bb for light
brown, and Bb for speckled. If a dark brown crab were crossed with a light brown crab,
what would be the probable phenotypic ratio of their offspring?
Answer:
100% of the progeny will be speckled
Explanation:
Available data:
Three colors: dark brown, light brown, and speckled.The genotypes for these colors are BB for dark brown, bb for light brown, and Bb for speckled.Cross: dark brown crab with a light brown crab
Parentals) BB x bb
Gametes) B B b b
Punnett square)
B B
b Bb Bb
b Bb Bb
F1) Genotype:
4/4 = 100% of the progeny will be heterozygous for the trait, Bb
Phenotype:
4/4 = 100% of the progeny will be speckled
The human circulatory system is a double circulatory system.
Some animals such as fish have a single circulatory system.
In both systems, blood is transported in arteries and veins
State the main function of arteries
Match the words in the left column to the appropriate blanks in the sentences on the right. Make certain each sentence is complete before submitting your answer.
1. Cardiovascular : Delivers oxygen and nutrients to the tissues.
2. Endocrine : Controls the body with chemical molecules called hormones.
3. Lymphatic : Removes and filters excess fluid from tissues.
4. Immune : Produces antibodies that attach to foreign substances.
Cardiovascular: Delivers oxygen and nutrients to the tissues. Endocrine: Controls the body with chemical molecules called hormones. Lymphatic: Removes and filters excess fluid from tissues. Immune: Produces antibodies that attach to foreign substances.
The organ systems of the body are as follows:
SkeletalMuscularIntegumentaryNervousEndocrineRespiratoryCardiovascularLymphaticDigestiveUrinaryReproductiveIn humans, the organ systems are essential for survival. They perform a variety of functions that maintain the body's homeostasis, which is the stability of the body's internal environment. Different organ systems work together to keep the body functioning properly.Learn more about Endocrine system: https://brainly.com/question/4455660
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El Niño is an event where the normally strong winds along the equator are much weaker than usual, causing warm surface water along the equator to pile up. Do these images represent a normal circulation pattern or an El Niño pattern? Explain your response.
Yes, because In 1997, El Niño had not spread as far across the equator in comparison to 2015. During an El Niño event, warm ocean waters accumulate in the central and eastern tropical Pacific, disrupting the normal atmospheric circulation patterns.
What is the El NiñoEl Niño refers to a climatic occurrence marked by the increase in temperatures of the ocean's surface in the central and east areas of the tropical Pacific Ocean. It has the potential to cause considerable changes in global weather phenomena.
The intensity and scope of El Niño occurrences differ annually. The year 2015 experienced a robust El Niño, which had significant and far-reaching impacts on weather systems around the world.
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how do identify veins in our body
Answer:
Veins are blood vessels in humans, and most other animals that carry blood towards the heart. Most veins carry deoxygenated blood from the tissues back to the heart; exceptions are the pulmonary and umbilical veins, both of which carry oxygenated blood to the heart. In contrast to veins, arteries carry blood away from the heart.
Explanation:
Each gene codes for a specific _________ that determines the physical characteristics of an organism.