A new fossil called Darwinius was discovered in Germany. It lived around 47 mya. It had a small brain, short snout, and postorbital bar. Its diet probably included a lot of fruit and leaves. It did not have a dental comb. It had nails instead of claws and was probably an arboreal quadruped. Researchers disagree about whether the fossil is more similar to living haplorhines (the group that includes tarsiers, Old and New World monkeys, apes, hominins) or more similar to strepsirrhines (lemurs, lorises)

Required:
a. Describe two features that the fossil shares in common with living haplorhines.
b. Describe two features that the fossil shares in common with living strepsirrhines.

Answer:

Explain two ways that all youth can idenblases in the media

The Krebs cycle occurs in the matrix of the mitochondria and requires acetyl coenzyme-A (acetyl-CoA) that is produced from both lipids and carbs.

The Krebs cycle of cellular respiration is the second step of this metabolic pathway which occurs in the mitochondrial matrix to generate  NADH and FADH which are used during oxidative phosphorylation to produce ATP.

Therefore, with this data, we can see that the Krebs cycle of cell respiration is the second stage of this process and produces molecules required for ATP synthesis.

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The trend that is evident is: Initially, there seems to be support for Mel's hypothesis, but the gold data is not consistent with the predicted trend.

Option C is correct.

The data for zinc, nickel, copper, and silver shows that as the density increases, the melting point tends to increase.

From the data we can see , the data for gold does not follow this trend, as its density is lower than silver but its melting point is higher.

Therefore, while there is some initial support for Mel's hypothesis, the inconsistency with gold indicates  that the relationship between density and melting point is not solely determined by density.

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Answer:

B) a minimal medium + sucrose

Explanation:

Suc+ ⇒ can utilize sucrose, so you have to add sucrose to the medium.

Trp+ ⇒ can synthesize tryptophan, so it is not required to add tryptophan to the medium because the cell can produce it.

According to this, to select for suc+ trp+ you have to only add sucrose to the medium. Thus, it will only grow the cells that can utilize sucrose and can synthesize tryptophan.

Therefore, the correct option is: B) a minimal medium + sucrose

Answer:

i would say a or b

Explanation:

sowwy i took a class on this but it was a while ago

Answer:

B

Explanation:

I took the test.

Answer:

A. cycled by carbon-fixing bacteria

Explanation:

This process is also called "Biological carbon fixation."

Here is a more in-depth answer:

Biological carbon fixation or сarbon assimilation is the process by which inorganic carbon (particularly in the form of carbon dioxide) is converted to organic compounds by living organisms. The compounds are then used to store energy and as structure for other biomolecules.

Homeostatic mechanisms that serve to regulate extracellular fluid volume are among the functions of the Loop of Henle.

The Loop of Henle regulates potassium, calcium, and magnesium excretion while using the least amount of energy. It also aids in the regulation of urine protein composition.

The loop of Henle is a second segment of the renal tubule that is U-shaped and placed between the proximal and distal convoluted tubules.

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Answer:

Heat and pressure i just took the test

Explanation:

The author's belief is that Winslow Homer's paintings depict the exciting tension between the standard of thermodynamics and the human desire for control and stability.

Homer's use of nautical and outdoor settings, as well as welcome depictions of labor and industry, represent the conflict between everything in creation's energy and the human struggle to harness and hold it.

Winslow Homer's work was created all along the late 19th century, a time of excellent technological and modern progress in America. The nation was extending westward, and skill was a growing interest in the natural world and the allure of power.

Homer's paintings indicate this cultural circumstance, as well as welcome personal experiences as a journalist covering war during the Civil War.

Homer's paintings frequently depict nautical scenes, in the way that storms, shipwrecks, and fishing expeditions. He also commonly portrays labor and manufacturing, such as lumberers, miners, and ironworkers. The content of his paintings stresses the struggle between humans and character, as well as the desire for control and expertise over the environment.

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Answer:

Answer

Explanation:

water is a polar solvent, water has the ability to ionize molecules, which is necessary for life, water has high specific heat.

Pyruvate kinase is an enzyme required for glycolysis. Thus, option A is the answer.

During the process of glycolysis, pyruvate kinase helps in converting phosphoenolpyruvate into pyruvate. The phosphate group of the phosphoenolpyruvate transfers to ADP & produces ATP along with NADP.

The linear metabolic pathway of enzyme-catalyzed reactions that convert glucose into two molecules of pyruvate in the presence of oxygen and the process is called Glycolysis.

Glycolysis is divided into 3 stages-  Stage 1 (Priming stage), stage 2 (Splitting stage) and stage 3 (Oxidoreduction-phosphorylation stage)

Glycolysis takes place in the cytoplasm here one 6-carbon molecule of glucose is oxidized to generate two 3-carbon molecules of pyruvate.

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Light from the galaxies is shifted to longer (and thus redder) wavelengths - it is 'red-shifted.' As the objects in space that are moving away from Earth exhibit redshift, and objects in space that are moving toward Earth exhibit blueshift, most galaxies in the universe exhibit redshift, i.e., option D.

Most other galaxies are moving away from others since 1929, when Edwin Hubble discovered that the Universe is expanding. Light from these galaxies is shifted to longer (and thus redder) wavelengths - it is 'red-shifted.'

Redshift is the displacement of an astronomical object's spectrum toward longer (red) wavelengths. It is attributed to the Doppler effect, which is a change in wavelength caused by the motion of a given source of waves and an observer with respect to each other.

As objects in space that are moving away from Earth exhibit redshift, and objects in space that are moving toward Earth exhibit blueshift. It shows that most galaxies in the universe exhibit redshift.

Thus the correct option is D.

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Precipitation and percolation are the hydrologic cycle stages that are essential for recharging an aquifer that has had groundwater withdrawn. The water that seeps through the earth and refills the aquifer is provided by precipitation.

A portion of the water from precipitation that falls on land flows off into lakes and rivers. Rainfall and snowmelt both produce some water that seeps into the soil and descends into the saturated zone. This process is known as recharging, and the regions where it takes place are known as recharge zones.

Rain, precipitation, and the flow from rivers, streams, and creeks seep into an aquifer naturally as part of the hydrologic cycle. Farmers irrigate fields and orchards, which allows water to seep into the ground.

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Answer:

d. DNA is used as a template to make a complementary strand of RNA - Transcription

Explanation:

This question is describing the process of TRANSCRIPTION, which is the first process involved in gene expression or protein synthesis. Transcription is the process by which a DNA template is used to synthesize a mRNA strand.

The process of transcription, which occurs in the NUCLEUS of an eukaryotic cell involves making a complementary strand of RNA (messenger RNA) from a DNA template. For example, a nucleotide A (adenine) in the mRNA will pair with a nucleotide U (uracil) on the mRNA.

Answer:

- Gray-bodied with long wings: 56.25%.

- Gray bodied with vestigial wings: 18.75%.

- Black-bodied with long wings: 18.75%.

- Black-bodied with vestigial wings: 6.25%.

Explanation:

Hello,

In this case, we can write the involved two-factor Punnet square as:

                    GL       Gl        gL        gl

GL            GGLL    GGLl    GgLL    GgLl

Gl             GGLl     GGll      GgLl     Ggll

gL            GgLL     GgLl     ggLL    ggLl

gl             GgLl      Ggll       ggLl     ggll

Thus, we can find the following phenotypes:

- Gray-bodied with long wings: 9.

- Gray bodied with vestigial wings: 3.

- Black-bodied with long wings: 3.

- Black-bodied with vestigial wings: 1.

In such a way, considering each square having a 6.25% percent, the resulting offspring has the following percentages:

- Gray-bodied with long wings: 56.25%.

- Gray bodied with vestigial wings: 18.75%.

- Black-bodied with long wings: 18.75%.

- Black-bodied with vestigial wings: 6.25%.

Best regards.

Answer:

plant more adult wiregrass

Explanation:

this is because wiregrass helps to start wildfires naturally which replenishes the soil

Light microscopy with the help of microscope will be used to view cells. It will not look the same as another animal from the ocean due to Bioluminescence.

What is the purpose of light microscopy?

By presenting a magnified image of how minute structures and samples interact with visible light, such as their absorption, reflection, and scattering, light microscopy is used to make them visible.

Light microscopes are employed for routine use when low magnification and resolution are sufficient as well as for the study of living cells. Higher magnifications and higher quality images are available with electron microscopes, but they cannot be utilized to see living cells. An introduction to the basic ideas behind light microscopy: enhancing contrast, resolution, and magnification.

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The hypothesis is; Increasing the concentration of fertilizer will lead to an increase in plant growth.

The variables to be tested are; concentration of fertilizer and plant growth.

A hypothesis is a speculative claim or explanation put forth based on scant data and used as a springboard for additional research or trial. It is an educated guess or testable prediction regarding the correlation between two variables or phenomena.

By manipulating the concentration of fertilizer as the independent variable and measuring the resulting plant growth as the dependent variable, we can test the hypothesis and determine if there is a correlation between fertilizer concentration and plant growth.

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Answer: 2,1,1

Explanation:

Answer:

2,1,1

Explanation: Hope this helps

Answer:

Sporophytes were branched before the evolution of vascular tissues

In early land plants the gametophytes were branched and complex like the sporophytes

Explanation:

The fossil record shows that early land plants appeared in the Ordovician Period, approximately 470 million years ago (Mya). These plants were non-vascular plants (e.g., mosses and liverworts) which can be recognized as fossilized spores. Thus, the first land plants could not transport nutrients like sugar, water, or minerals around the plant. Nowadays, it is believed that early land plants had gametophyte dominant life cycles (haploid life phase), while vascular tissues evolved as an adaptation to life on land, in the sporophyte (diploid life phase).

As a cold front passes through an area you may experience and low thick clouds.

After a cold front moves through your area, we experience cooler temperature, no rain, and the stratus and stratocumulus clouds instead of  cumulus clouds.

So we can conclude that As a cold front passes through an area you may experience and low thick clouds.

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Answer:

D

Explanation:

Answer:

D) Black-spotted skin coat as camouflage while stalking prey

In this case, the mutation that increased body fat in some of the exotic birds living in a hot environment would likely be considered harmful rather than helpful or neutral.

This is because the increase in body fat caused by the mutation would lead to an increase in body temperature during the hottest parts of the day, which could be dangerous or even fatal for the birds. Birds rely on panting and evaporative cooling to regulate their body temperature, and if their body temperature becomes too high, it can lead to heat stroke and other health problems.

Therefore, while the mutation may have provided some short-term benefit by increasing body fat, it ultimately has negative consequences for the birds' survival in their environment. As a result, the mutation would be considered harmful rather than helpful or neutral.

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Answer:

b) Fungi

Explanation:

Fungi such as Trichophyton rubrum is most likely to infect a human on the skin and under fingernails or toenails. Therefore, the option (b) is the correct answer.

Answer:

The real answer is Fungi.

Some cells in the body have special jobs they are really good at doing. They are called specialized cells.

The human body has lots of tiny cells, and each of them is different and has a special job to do.  This group helps with important things needed to survive.

One type of cells carry oxygen and another type send electrical signals in our body. Specialized cells help the body do important things. Tissues: Groups of similar cells form tissues, such as muscle tissue, connective tissue, and epithelial tissue.

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Based on the information in the problem, the clinical phase of the study which is centered on migraine is Phase 3.

Recurrent headaches of moderate to severe intensity, which can be accompanied by symptoms like nausea and vomiting as well as sensitivity to light and sound, are the hallmark of the headache illness known as migraine. Migraines can greatly affect everyday activities and quality of life and last anywhere from a few hours to several days.

Phase 3 trials are designed to test the effectiveness of a treatment in a larger population, typically involving several hundred to several thousand participants, and are conducted after preliminary evidence of efficacy has been demonstrated in Phase 2 trials.

Adults with more than a 12-month history of migraines were assigned randomly in a double-blinded study to receive treatment with experimental drug X (10 or 20 mg/day) or placebo. The primary efficacy measure was the reduction in severity of the migraine attacks. Enrollment was 1200 subjects. Which of the following best describes the clinical phase of this study?

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Answer:

Development has taken place

Explanation:

As the population increases , changes come along with land demarcation.

Natural occurrence can happen, that's, heavy rainfall can cause erosion and other things.

F is photosynthesis

Matter is conserved in this process because the process can be shown by a chemical reaction equation

This process is a recycling of carbon because it involves the extraction of carbon from the atmosphere into the biosphere.

It is through photosynthesis that matter is conserved. Plants and certain other creatures use photosynthesis to transform atmospheric carbon dioxide  into glucose and other organic molecules. In this process, sunlight's energy is absorbed, and as a consequence, oxygen is released.

The conservation of matter is the idea that during chemical interactions, matter is only altered or reorganized, not created or destroyed.

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