mammals that have live births but incubate newborns in a pouch through the completion of development are:

Answer:

Glomar Challenger studies about the "age of rocks in various places in the ocean" in 1968

Explanation:

Glomar Challenger was a "deep sea research vessel" for marine geology and oceanography studies.

The vessel set out in 1968 on a "Deep Sea Drilling Program" in the Atlantic Ocean.

Samples were collected from various drilling locations and the study and analysis of these samples enabled the study of plate tectonics.

These samples also provided more information related to the rocks in oceans.

The vessel drilled cores containing rock salt, gypsum, anhydrite and several other evaporating minerals.

The type of wound that is closed and has blood from broken vessels accumulating in the tissues is called a hematoma. A hematoma occurs when there is bleeding into the surrounding tissues, usually due to injury or trauma.

It can result from the rupture of blood vessels, leading to the accumulation of blood in a confined area.  In the case of a closed wound, the skin remains intact, but internal bleeding occurs beneath the surface. The accumulated blood forms a localized swelling or bruise, often causing pain, tenderness, and discoloration in the affected area. Over time, the body gradually reabsorbs the blood and the hematoma resolves.

Hematomas can vary in size and severity depending on the extent of the injury and the size of the blood vessels involved. Prompt medical evaluation is important for assessing the severity of the hematoma and determining if any further intervention, such as drainage or monitoring, is necessary.

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The object absorbs 57% of the incident light.

An object's albedo is a measurement of how much light it reflects, absorbs, or transmits. If an item has an albedo of 43%, it means that 43% of the incident light is reflected by the object.

To calculate the percent of light that is absorbed by the object, we can subtract the albedo from 100%:

100% - 43% = 57%

Therefore, the object absorbs 57% of the incident light.

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Answer:

d) whether elephants live longer in captivity than in the wild

Explanation:

Answer:

If the same experiment is repeated in different parts of the world by different scientists

The correct answer is option C. Vibrio and cyanobacteria are most closely related.

Both vibrio and cyanobacteria are prokaryotic organisms, meaning they do not have a nucleus or other membrane-bound organelles. Vibrio is a type of bacterium commonly found in saltwater environments and can cause foodborne illness in humans. Cyanobacteria, also known as blue-green algae, are photosynthetic bacteria that are responsible for producing a large portion of the world's oxygen.

Eukaryotic algae and cyanobacteria are not as closely related as they are different types of organisms. Eukaryotic algae are algae that have a nucleus and other membrane-bound organelles, while cyanobacteria are prokaryotic organisms.

Animal and gram-negative bacteria are not as closely related as they are different kingdoms of organisms. Animals belong to the kingdom Animalia, while gram-negative bacteria belong to the kingdom Monera.

Archaea and vibrio are not as closely related as they are different domains of organisms. Archaea belong to the domain Archaea, while vibrio belongs to the domain Bacteria.

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The frequency of recessive alleles among the survivors is 0.24

The tests given by Hardy-Weinberg equilibrium give equality in counting the alleles among the sexes. The principle states that genetic variation in the population shall remain constant from one generation to the next in absence of disturbing factors. Thus, to calculate the frequency of alleles since p = 1 - q where q is known, p can also be calculated. The formula for principle is,               p² + 2pq + q² = 1

Given the frequency of dominant allele = 0.69

Thus, calculating the frequency of recessive alleles among survivors is,    p + q = 1

q = 0.24

Although your question might be incomplete, the complete question is: In the diploid ancestor of our modern bread wheat (Triticum aestivum), resistance to a particular fungal pathogen is controlled by a dominant allele at a single locus. Assume that a population of this diploid wheat is in Hardy-Weinberg equilibrium and that the frequency of the dominant (resistance) allele is 0.69. assume that all susceptible individuals in this population are eventually killed by fungal infections before they reproduce. what is the frequency of the recessive (susceptibility) allele among the survivors?

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Solution:

Advantages of solar appliances:

- Renewable Energy Source

- The ecological footprint is much smaller since greenhouse gases are not generated, since coal burning is not used.

- Reduces Electricity Bills

- Diverse Applications: solar energy can be used to produce electricity in areas without access to the power grid, distill water in regions with limited clean water supplies, and power satellites in space.

- Low Maintenance Costs: Most solar panel manufacturers offer a 20-25 years warranty. Solar power systems only need to be relatively clean.

There are no moving parts, there is no wear. The inverter is usually the only part that needs to be changed after 5-10 years. It works continuously to convert solar energy into electricity and heat (solar PV vs. solar thermal).

Disadvantages of solar appliances:

- The initial cost of purchasing a solar system is fairly high.

- Weather-Dependent: Solar panels are dependent on sunlight to effectively gather solar energy. Therefore, a few cloudy, rainy days can have a noticeable effect on the energy system.

- Solar Energy Storage Is Expensive: the batteries, used in off-the-grid solar systems, can be charged during the day so that the energy is used at night. This is batteries are expensive.

The building blocks of DNA are deoxyribose and phosphate, joined by phosphodiester bonds to create repeating units.

DNA forms a double helical, with hydrogen bonds acting as rungs of a ladder between the base of each strand.DNA can coil thanks to this structure, making the lengthy molecule tiny and allowing for the storage of a lot of data in a relatively small area.

Physical qualities are those that can be ascertained about a substance without altering its makeup.Physical qualities include traits like melting temperature, normal boiling, density, reactivity, color, odor, etc.

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Answer:

Explanation:

1. Crossing-over

2. The traits expressed did not result from environmental factors

3. Yes, because the environment can factor into the distribution of traits

4. By analyzing changes in one twin on Earth....

5. analyzing the distribution or variation....

When scientists analyzed the variations of color found in purple monkey flowers they realized that ; ( D ) The traits expressed did not result from environmental factors

Monkey flowers are a special specie of North American wild flowers that strive better when moisture is abundant. they are mostly pollinated through cross pollination with the aid of bees

Therefore some variations ( traits ) found in the offspring of the purple colored  monkey flowers by scientists are not due to environmental factors but caused through cross pollination.

Hence we can conclude that When scientists analyzed the variations of color found in purple monkey flowers they realized that The traits expressed did not result from environmental factors

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Answer:

the answer is a

Explanation:

i did that same question in my test

Since aging causes the brain to shrink, both in size and vasculature, it is possible that the student will notice these differences in the brains of the two cadavers.

The brain decreases with advancing age and there are changes at all levels from chemicals to morphology. The incidence of stroke, white matter lesions, and dementia increases with age, as does the severity of memory impairment, and neurotransmitter and hormone levels vary.

Researchers believe the following general changes occur throughout brain aging: Brain mass: Around the age of 60 or 70, the frontal lobe and hippocampus, which are involved in higher cognitive function and memory storage, begin to shrink.

Your brain and nerve system naturally change as you age. Nerve cells and weight are lost in your brain and spinal cord (atrophy).

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The daughter cells have a different number of chromosomes what is an indication of failure in the motitic division, thats because during division the parent cell have to duplicate the genetic material to pass for the next generation in equal number, since this is important to maintain the cellular integrity, as weel as the characteristics of the cellular species. The Cell A is an identical copy of the parent cell (somatic cell), having the same traits and functions, as well as a normal cellular activity, while Cell B have only half of the genetic information of the mother cell, this cell more close to an sex cell than a somatic cell, numerically speaking, since the fact of it having 1/2 of the information makes it more difficult to perform its cellular functions as a somatic cell.

Frequency-dependent selection imbalances occur in the sex ratio of sexual species that have two sexes (i.e., other than a 50:50 ratio), the members of the minority sex often , So the correct option is B .

The members of the minority sex frequently receive a higher share of attention and resources from parents than do the kids of the majority sex when there are imbalances in the sex ratio of sexual organisms that have two sexes (that is, other than a 50:50 ratio). At the zygote stage, the sex ratio is around 50:50 in the majority of organisms. If a population ever strays from this equilibrium point, natural selection will push it back. The causes of gender inequality can range from natural disasters, war losses, gender control, and intentional gendercide.

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Question 2:Fire

Question 3: Interaction,Biotic

Hope it helps po!!!!!

pa brainliest po...

Explanation:

Density = mass/volume

= 10g/5 cm³

= 2g/cm³

Answer:

Reactants I think I'm sure

The reactants in the given reaction are buttermilk and baking soda. The reaction between lactic acid and baking soda produces carbon dioxide gas, which is responsible for the rise and fluffiness of pancakes.

Buttermilk is a dairy product that is known for its tangy flavor and creamy texture. It is a fermented product that contains lactic acid, which gives it a slightly sour taste. The lactic acid in buttermilk is also responsible for its thick and creamy texture.Lactic acid is an organic acid that is produced during the fermentation of lactose by bacteria. It is used in the food industry as a flavoring agent, preservative, and acidifier. In the case of buttermilk, lactic acid is responsible for its sour taste and thick texture.

Baking soda, also known as sodium bicarbonate, is a chemical leavening agent that is used in baking. When it is combined with an acid, such as lactic acid, it reacts to produce carbon dioxide gas. This gas forms bubbles in the batter, causing the pancakes to rise and become fluffy as they cook.

To sum up, the reactants in the given reaction are buttermilk and baking soda. When these two ingredients are combined, lactic acid reacts with baking soda to produce carbon dioxide gas, which causes the pancakes to rise and become fluffy.

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Answer:

It is 'C'

Explanation:

The chemical reaction that occurs in the chloroplast is:

6CO₂ + 6H₂O → C6H₁₂O₆ + 6O₂

The electromagnetic energy of sunlight is converted to chemical energy in the chlorophyll-containing cells of photosynthetic organisms. The granum stores the photon particles from light and converts its energy into chemical energy to convert carbon and water into glucose and oxygen.

Answer:

c

Explanation:

Answer:

i love you

Explanation:

Answer:

false

Explanation:

his dads hair is short.

if long hair is completely dominant then Jack's hair would be long if his dads hair was long.

Answer:

The correct answer is - DNA --> RNA --> amino acid --> protein --> phenotype.

Explanation:

DNA encodes for the RNA and RNA encodes for the proteins in the process of central dogma to produce protein in two processes called transcription and translation to produce protein.

It begins with encoding DNA into RNA (mRNA), known as transcription, which is moved to the ribosome to translate into amino acid chains with help of tRNA and makes a specific protein which could be a form of genotype which express itself to produce a specific trait that makes a particular phenotype of that trait.

Answer:

Don't know if this answers what you are asking, but I found this.

Explanation:

Sensory neurons receive impulses and carry them from the sense organs to the spinal cord or brain. Interneurons connect sensory and motor neurons and interpret the impulse. Motor neurons carry impulses from the brain and spinal cord to muscles or glands. Draw and label the structure of a typical nerve cell.

Answer: Sciaenops ocellatus

The red drum was originally named Perca ocellata by Linnaeus in 1776. The name was later changed to Sciaenops ocellata and then to the currently valid name Sciaenops ocellatus (Linnaeus 1776). The red drum has been referred to in past scientific literature by the synonym of Lutjanus triangulum Lacepède

The cardiac chamber has the thinnest wall the right ventricle; it pumps blood into the pulmonary capillaries, which have a lower pressure compared with the systemic circulation. The correct option is d.

The right ventricle has the thinnest wall among the cardiac chambers. This is because the right ventricle is responsible for pumping blood to the lungs for oxygenation. The pulmonary circulation, which includes the pulmonary capillaries where oxygen exchange occurs, operates at a lower pressure compared to the systemic circulation.

The left ventricle, on the other hand, has a thicker muscular wall compared to the right ventricle. This is because it pumps oxygenated blood to the rest of the body, which requires a higher pressure to overcome the resistance of the systemic circulation and deliver blood to various tissues and organs.

Options a and b are not correct because both the right and left atria have thinner walls compared to the ventricles. However, the reason for their thinner walls is not directly related to being low-pressure chambers or serving as storage units and conduits for blood.

Option c is incorrect because the left ventricle, responsible for pumping oxygenated blood throughout the body, experiences higher pressures during systole to ensure blood is adequately distributed to the systemic circulation.

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Examples of an interaction between the cryosphere and the atmosphere are the albedo effect and the formation of clouds.

The cryosphere, which includes snow, ice, and glaciers, has a high albedo, meaning it reflects a large portion of the sunlight that hits it. When the atmosphere warms due to greenhouse gases, the cryosphere melts, decreasing its albedo and causing more sunlight to be absorbed by the Earth's surface.

In polar regions, the cold atmosphere interacts with the relatively warmer ocean to create sea ice. As the sea ice forms, it releases brine, which is saltier than seawater, and sinks, causing cold, dense water to flow from the surface to the deep ocean. This process is known as oceanic convection, and it can lead to the formation of clouds.

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The complete question is:

Give an example of an interaction between the cryosphere and the atmosphere

Answer:

Regulation / Homeostasis  you get too hot or too cold:

  If you get either too hot or too cold, sensors in the periphery and the brain tell the temperature regulation center of your brain—in a region called the hypothalamus—that your temperature has strayed from its set point.

Your diaphragm expands and contracts so you can breathe:

  When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.

Nutrient Absorption

The reactants needed for cellular respiration are taken in and transported to your cells:

cellular respiration requires oxygen and releases carbon dioxide. It is the released oxygen that is used by us and most other organisms for cellular respiration. We breathe in that oxygen, which is carried through our blood to all our cells.

Defense from Illness

A pathogen enters your body through a cut:

The skin and mucous membranes act as a physical barrier preventing penetration by microbes. If the skin is cut then the blood produces a clot which seals the wound and prevents microbes from entering.

Defense from Injury

A bunny is running away from a wolf:

Rabbits have keen senses of smell, sight and hearing, which help them defend themselves from danger. When they sense a nearby predator, they innately freeze in place to camouflage with the landscape.

Your hand gets too close to a flame:

Skin is difficult to ignite, and usually chars in the presence of heat. It takes up to 10 minutes of direct flame for skin to crack open and start leaking out rendered fat. Even if a horse's body started to leak fat, it would be unlikely to go up in flames on its own.

Reproduction

A woman’s body prepares for a pregnancy:

Every month, usually one egg grows within a structure called the egg follicle (a fluid filled sac that nourishes the egg). The follicle produces estrogen, which helps a woman's body prepare for pregnancy by growing a new lining for the uterus.

A woman’s body prepares for a birth:

As your body prepares for birth, your cervix — the muscular ring between your uterus and vagina — begins to soften, dislodging the mucous plug.

The type of scientific investigation of a plan based on conducting a test to find out whether the amount of pesticide will affect whether a weed makes seeds is A. Experimental investigation.

An experimental investigation procedure refers to formulating a given test in controlled conditions in order to determine if our working hypothesis can be confirmed or needs to be rejected, which is a fundamental step of the scientific method.

Therefore, with this data, we can see that an experimental investigation procedure allows us to confirm or reject the hypothesis.

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Answer:

Independent variable: exercise

Dependent variable: grades

Constants: same kind of exercise, same set of students

Yes, there is a control group. The control group are the 10 people that do not exercise

Explanation:

In an experiment, the independent variable is that variable that the experimenter changes or manipulates. In this case, the independent variable is the EXERCISE.

The dependent variable is the variable that responds to changes made to the independent variable or the variable that the experimenter measures. In this case, the dependent variable is the GRADE of the people.

The constant is the variable that the experimenter must keep constant or unchanged throughout the experiment. In this experiment, the constants are the same kind of exercise, same set of people used.

In this experiment, there is a CONTROL GROUP. The control group is the group that does not receive the experimental treatment in the experiment. In this case, The control group are the 10 people that do not exercise