Answer:
I specifically think A is the answer ur looking for. I mean take real smarts to know that right ?
A Farmer wants to grow soybeans that are resistant to insects He decides to plant genetically engineered soybean seeds What is a genetically engineered seed
1.one that has not undergone genetic changes
2.One that has been created by artificial selection
3.One that has genes modified by direct manipulation
4. One that has been gown in a specially developed soil
Which choice represents a dihybrid cross?
Answer:
i am not sure but the answer is XY x XX
Explanation:
let me know if i am wrong cause i am not sure
A large body of air with the same temperature and amounts of moisture: *
A) storm
B) front
C) low-pressure system
D) air mass
Answer:
D. air mass
hope this helps
In the pyramid, only about 10 percent of the __________ is available within one trophic level is transferred to organisms at the next trophic level. A) energy B) heat C) mass D) matter
Answer:A) Energy
Explanation:
I just took the test on USA test prep❤️
Answer:
Energy
Explanation:
Only 10 percent of the energy available within one trophic level is passed to the next higher level in an ecosystem. This is why it takes so much more of the lower level to feed the upper levels.
The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. The ancient whale is extinct and is believed to be an ancestor of the present-day whale. What do these skulls most likely show that supports Darwin’s theory of evolution? All populations can adapt and survive.
Answer: It shows the evolution of mutations. Throughout the lifetime of animals and humans depending on their way of life and how they life it they will slowly mutate into a different animal to be able to life that way..
Explanation: Example- Whales use to have legs and walked around the earth. But also loved to swim and play in water. Over time they began to adapt and mutate into what we know f whales now. With no legs, they have large fins to help them swim in the oceans.
Basically your answer is Evolution of the Animal
Answer:
B) Populations change slowly over time.
Explanation:
Took the test on Edge
Hope this helps!!! :)
What important process happens in the leaves?
Begin by making a list of questions that will help you conduct research on the topic. To get you started, here are some questions that may lead you to a better understanding of the topic: How does artificial selection differ from natural selection? How did modern dogs evolve? Who are their ancestors? What is a dog breed? What is a pedigree? What methods are used to breed dogs? Are there any ethical issues with these methods? What are the benefits and consequences of dog breeding? What are bulldogs like? What traits does the English bulldog have? Are bulldogs more healthy or less healthy than other breeds? What is genetic diversity? What is the current genetic diversity of the English bulldog? How does the genetic diversity of the English bulldog relate to the breed’s future viability? Now write down four more questions about bulldogs that will help you strengthen your arguments in your research paper.
The answers to these questions are the following:
Artificial selection is different to natural selection because humans control this selection
Modern dogs evolve by artificial selection.
Their ancestors are the wolves.
Dog breed is the genetic cross between dogs.
Pedigree is a diagram that shows the family tree.
Dogs are crossed depending on their physical and cognitive traits.
Dogs are crossed by artificial selection.
Ethical concerns: reduced genetic diversity may lead to health problems.
Benefits of dog breeding: to obtain dogs with the desired traits
Bulldog is a dog race.
English bulldogs are dogs with a medium-size, they are strong and have a wrinkled face.
English bulldogs have health problems related to the reduction in genetic diversity.
The reduction in genetic diversity of the English bulldog may lead to decrease the future viability of this race.
Bulldogs have shown to have health issues related to the reduction in genetic diversity: short noses: difficulties to breath, folds in the skin: dermatitis, corneal ulcers and otitis externa.
Answer:
The one on the top
What happens after long periods of natural selection
Answer:
Evolution
Explanation:
What happens to a plant that is planted in soil that does not drain water well such as clay?
A)Nothing, plants are unaffected by how well the soil drains water
B)that plant will thrive in the super moist conditions
C)the plant will become waterlogged, and the roots will become deprived of oxygen
Answer:
b
Explanation:
Which phrases describe types of freshwater wetlands? Select three options.
-flooded forest like areas
-acidic areas found in northern climates
- grassy areas covered by shallow water
-areas of high elevation that feed into river systems
-small streams that flow into larger streams and wetlands
Answer:
A, B, C
Explanation:
Freshwater wetlands are defined as the lands which have natural supply of water for the whole season due to geological or ecological factors such as tidal flows, connections with groundwater or flooding rivers.
There are three main types of freshwater wetlands swamp, marsh and bog.
A Swamp are able to support tall shrubs, tress, herbs and mosses to grow . These are covered with floodd water or gently flowing water and waterlogged soils prevent woody debris to decompose completely.
Marsh is found near lake, tidal water or rivers and remain flooded periodically. Marsh are the grassy areas covered by shallow water and help to overgrown with coarse grasses, rushes and sedges.
Bog is defined as an area where moss or mots decomposes slowly and form peat . They are characterized by acidic waters, a floor covered by a thick carpet of sphagnum moss and spongy peat deposits. they are generally found in northern climates which support precipitation of water.
Hence, the correct answer is A, B, C.
Answer:ITS A,B,C
Explanation:HOPE IT HELPS ☺
Which action could humans take to slow the rate of global warming?
Answer:
PREVENT THE BURNING OF FOSSIL FUELS
Explanation:
prevent the burning of fossil fuels, do good for the earth, recycle, plant trees
What happens when the number of organisms in an environment is higher
than the carrying capacity?
O
A. The population will increase quickly.
O
B. The population remains the same.
O
C. The population will decrease.
O
D. The population will increase slowly.
Answer:
C
Explanation:
When the number of organisms in an environment is higher than the carrying capacity, the population most probably will decrease. Thus, the correct option is C.
What is the carrying capacity?The carrying capacity may be defined as the maximum number of individuals that can be supported by a habitat. Every habitat has a fixed carrying capacity. The carrying capacity of the habitat primarily depends on two factors. They are as follows:
The Food to eat.The space to live.When the number of organisms in an environment is higher than the carrying capacity, they feel the scarcity or limitation of food to eat and space to live, this creates more competition between the members of the same or different species.
Thus, the offspring who have favorable variations of relative fitness will survive, and the rest will be eliminated by a habitat. The population will most probably fall down.
Therefore, when the number of organisms in an environment is higher than the carrying capacity, the population most probably will decrease. Thus, the correct option is C.
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How can radar be used to forecast weather?
Answer:
the radar used in weather forecasting measures the direction and speed, or velocity, of objects such as drops of precipitation.
Explanation:
Answer:
The Doppler radar used in weather forecasting measures the direction and speed, or velocity, of objects such as drops of precipitation. This is called the Doppler Effect and is used to determine whether movement in the atmosphere is horizontally toward or away from the radar, which aides in weather forecasting.
Explanation:
I like radars
Why do plants excrete more carbon dioxide at night than during the day
Answer:
The plants excrete more 'carbon dioxide' in the night because photosynthesis does not take place during the night. Explanation: The plants give our oxygen and take in carbon dioxide because they can prepare food by the process of 'photosynthesis' by using 'carbon dioxide and water'.
Explanation:
Answer:
Plants excrete more carbon dioxide at night because the sun is not out therefore photosynthesis does not take place.
Explanation:
Plants give us oxygen and take in our carbon dioxide because they can receive food through photosynthesis by using carbon dioxide, water and sunlight.
Every 3 letters in the messenger RNA (mRNA) codes for what?
Answer:
The three-letter nature of codons means that the four nucleotides found in mRNA — A, U, G, and C — can produce a total of 64 different combinations. Of these 64 codons, 61 represent amino acids, and the remaining three represent stop signals, which trigger the end of protein synthesis.
Explanation:
The state of California has over 1,000 dams, many built from the 1930s to the 1970s to reduce flooding and to create hydroelectric power. A dramatic decrease in salmon and trout populations were noted in the dammed rivers. The state has recently begun to research dam removal to restore rivers to their original flow. Which of the following is a possible benefit of removing some dams?
A. Restoration of migrating fish habitats and related food web species.
B. Increased hydroelectric power output from remaining California dams.
C. Better long-term drought prevention from reservoirs.
D. A decrease in flooding events downstream from where the dam is removed.
Answer: A. Restoration of migrating fish habitats and related food web species.
Explanation:
The removal of dam is likely to increase the incidences of flood because of overflow of river water, it will also decrease the output of electricity generation in California. The dam can keep the river water in a circulation hence can also prevent it to dry. Thus without dam the river water is expected to dry and condition of drought may result in California.
The removal of dam will help in restoring the biodiversity of the free flowing river. The marine animals can migrate in river water which has been restricted from flowing. The salmon and tout populations may get restored in terms of numbers. Also, this initiative will restore the food web as many marine species are dependent on each other for food needs.
Scientists believe green algae to be the ancestors of land plants. The classification division separating algae from the kingdom Plantae began with fossil evidence. To be successful land plants require certain modifications. This early Devonian land plant had both vascular tissue and, as seen here,
The question is incomplete as it does not have the options which are:
A) roots. B) spores. C) seed pods. D) chlorophyll.
Answer:
A) roots
Explanation:
The vascular plants are evolved from the Bryophytes which are evolved from the algae.
The algae are non-vascular plants and Bryophytes too. The vascular plants developed the vascular tissue to transport the absorbed water and nutrients from the terrestrial surface.
The plants living during the Devonian period possessed the vascular tissue to transport the nutrients but to absorb the nutrients and water, they also possessed the roots.
Thus, Option-A is the correct answer.
There are four basic functions of soil as a medium for plant growth:
, water, oxygen and nutrients.
Soil serves four basic functions as a medium for plant growth: providing structural support, offering water, enabling oxygen access, and delivering essential nutrients. These elements together create an environment conducive to plant development and growth.
Explanation:The four basic functions of soil that support plant growth include supporting the plant structure, providing water, allowing gas exchange (oxygen), and supplying nutrients. Soil provides a substrate for the plants, where they anchor their roots to help them stay upright. It also has the ability to store and provide water to the plant, which is essential for its survival. Soil plays a crucial role in allowing airflow (specifically oxygen) to the plant's roots. This is crucial for respiration, a vital process in plant growth. Lastly, soil contains essential nutrients that are indispensable for plant growth, including nitrogen, phosphorus, and potassium among others. These nutrients are absorbed by the plant roots and used for various biological functions.
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Do we live on or in earth?
Answer:
on the earth
Explanation:
At which type of boundary does tension often occur?
Answer:B) divergent
Explaination: Tension is a type of stress that occurs where plates move apart. Rocks stretch apart. Stretching causes rocks to become thin in the middle. Tension often occurs at divergent boundaries
Use the same article to answer the following question. Lung Transplants When are lung transplants performed? What are the risks of lung transplants?
Answer:
When are lung transplants performed?
When the body's lungs are destroyed or the lungs have a disease on them and need to be transplanted immediately.
What are the risks of lung transplants?
The body may reject these lungs rendering them useless.
Lung transplants are typically performed for end-stage respiratory diseases to improve quality and life expectancy, but carry risks like organ rejection, infections, and complications from medications.
Lung transplants are performed when a person's lungs are severely damaged and no longer function properly. This is often the result of chronic respiratory diseases or conditions such as COPD, cystic fibrosis, idiopathic pulmonary fibrosis, and advanced lung cancer. Transplants aim to improve both the quality and expectancy of life for patients with these end-stage lung diseases. However, lung transplants carry significant risks, including rejection of the transplanted organ by the patient’s immune system, infections, and side effects from immunosuppressive medications necessary to reduce the risk of organ rejection.The risks associated with lung transplants can be substantial. Rejection is a common issue, occurring when the body's immune system attacks the new organ. Infections are also a concern, particularly because the drugs used to prevent rejection can weaken the immune system. Another risk is organ failure, which may result from various complications related to the surgery or from the transplanted lungs themselves not functioning as intended.Long-term care and monitoring are imperative after a lung transplant, with the goal of managing and mitigating these risks as much as possible to ensure the longevity and quality of life for the transplant recipient.
Which of the following shows an unsaturated fatty Acid? Out of those two
Answer:
None of these two
Explanation:
An unsaturated fatty acid must contain a double bond in the poly carbon chain other than the double bond in the functional group. In these two, images there exists a double bond in the carboxylic group i.e –COOH.
Since none of them have double bond in long poly carbon chain, therefore these two fatty acids cannot be considered as unsaturated fatty acid.
Help please! I will mark brainliest! Due soon!!!!
Answer:
C. pulmonary circulation
Explanation:
The pulmonary circulation is the portion of the circulatory system which carries deoxygenated blood away from the right ventricle, to the lungs, and returns oxygenated blood to the left atrium and ventricle of the heart.
A skier is going down a hill at an initial velocity of 9 m/s East. The hill gets steeper and the skier's velocity increases to 18 m/s
East in 3 seconds. Find the acceleration.
MEANING
Answer:
Acceleration is 3m/s2
Explanation:
From the question, the formula for acceleration is ∆velocit÷∆time.
V1=9m/s
V2=18m/s
T1=0 seconds
T2=3 seconds.
V1 represent initial velocity
V2 represent final velocity
T1 represent initial time
T2 represent final time.
Acceleration=v2-v1÷T2-T1
=18-9/3-0
=9÷3
=3m/s2.
Acceleration is 3m/s2.
Acceleration is the rate of change of velocity of a body per unit time.
The acceleration of the skier is 3 m/s² eastward, calculated by dividing the change in velocity (9 m/s) by the time interval (3 s).
Explanation:The question involves finding the acceleration of a skier who increases their velocity from 9 m/s to 18 m/s eastward over a time interval of 3 seconds. To find acceleration, we use the formula a = ∆v / ∆t, where ∆v is the change in velocity, and ∆t is the change in time. The change in velocity (∆v) is 18 m/s - 9 m/s = 9 m/s. The change in time (∆t) is 3 seconds. Therefore, the acceleration (a) is 9 m/s ÷ 3 s = 3 m/s² eastward.
The skier's acceleration can be calculated using the equation:
a = (vf - vi) / t
where a is the acceleration, vf is the final velocity, vi is the initial velocity, and t is the time interval.
In this case, the initial velocity is 9 m/s East, the final velocity is 18 m/s East, and the time interval is 3 seconds.
Plugging in these values, we get:
a = (18 m/s - 9 m/s) / 3 s = 3 m/s² East
Therefore, the acceleration of the skier is 3 m/s² East.
Which type of cnidarian is made up of as many as 1,000 polyps that work together to function as a single organism?
a hydra
a jellyfish
a Portuguese man-of-war
a sea anemone
Answer:
C
Explanation:
took pretest on edgu
Answer:
C (a Portuguese man-of-war)
Explanation:
I just clicked it and it was right
Name the different steps of the reproductive cycle?
What organisms in the ocean absorb the most carbon dioxide?
Answer:
Tiny marine plants called phytoplankton use this carbon dioxide for photosynthesis. Phytoplankton are the base of the marine food web. After animals eat the plants, they breathe out the carbon or pass it up the food chain.
Explanation:
Write a script for a 60-second commercial to help persuade hunters and fishers to take wildlife responsibly. In your commercial, inform they why illegal hunting or overfishing can harm an ecosystem and tell them about laws that deal with this issue. Please help!!!
Irresponsible practices such as illegal hunting and overfishing lead to habitat destruction and species extinction. Overharvesting is a key issue, particularly for aquatic species and contributes to the collapse of various fisheries. Laws such as the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) treaty, have been implemented to counter these problems.
Explanation:Illegal hunting and overfishing can detrimentally impact ecosystems, causing habitat destruction and leading to species extinction. Rivers and streams, often inhabited by a diverse range of aquatic species are modified through damming or water removal, reducing their population. Examples of such occurrences are seen in the United States where 91 percent of rivers have been affected.
Overharvesting through illegal hunting or fishing has manifested itself as a serious threat to many species, particularly aquatic species. Fishery collapse, for instance, the western Atlantic cod fishery collapse, is driven by economic and political factors leading to overexploitation. The widespread unregulated fishing activities, coupled with the capacity for overfishing offered by advanced technologies, exacerbates this issue.
Numerous laws have been enacted globally to protect species and ensure responsible wildlife management. The Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) treaty and national legislation assist in preventing listed species from being transported across nations' borders. Despite the challenges in enforcement, these legal frameworks play a significant role in protecting the environment and the diverse species within it.
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Traits and behaviors. URGENT DUE TODAY!
Answer:
The scar on its ear
Explanation:
The scar is not an action/trait of the AE. It is something that is lleft behind from an event. Not all AE have them.
I wish you luck! :)
Answer:
D.
Explanation:
The answer is D,
because a scar on a elephants ear could have come from anything not from their parents inheritance.
Study the picture of the ocean. Which is the best example of an organism’s niche shown in the picture? The environment contains several of the same species of coral. The shallow area of the ocean meets the needs of the coral and the fish. The ocean has fish and coral that live in the same area. The coral take in food from the water and provide shelter for the fish.
Image is not provided in the question. The image is attached below for the question.
Answer:
The coral take in food from the water and provide shelter for the fish.
Explanation:
Coral reefs found in marine ecosystem and provide diverse ecosystem on the planet. They play very important role in marine ecosystem such as resist the effect of wave action and tropical storms and protect coastlines and provide shelter and habitat to other marine organism such as small fishes.
The image given shows fish and corals exists together and shows relationship between corals and fishes. This means, Corals take minerals and food from the water and provide shelter to marine animals.
Like this corals functions in the marine system.
Hence, teh correct option is "The coral take in food from the water and provide shelter for the fish".