PLEASE HELP ME IF YOU KNOW PUNNETT SQUARES !!
Mendel conducted a cross between purebred organisms. Use a punnett pinned square to show a cross between a purebred pea plant with yellow seeds and a purebred pea plant with green seeds. Choose the genotypes of the parents:
A. YY x yy
B. yy x yy
C. Yy x Yy
D. YY x YY ​

The various species belonging to these groups can belong to various levels of consumers. But, none of them are producers.

Trophic level is a level in an ecosystem's food chain or nutritional chain. Based on their eating habits, organisms in a chain are divided into various stages. The producers, or green plants, are found on the first and lowest level.

The herbivores, or plant eaters, are second-level creatures that eat plants or their products. Primary carnivores, or meat eaters, consume herbivores at the third level, while secondary carnivores consume primary carnivores at the fourth level.

Since many creatures graze on many trophic levels, these classifications are rarely rigidly enforced. For instance, certain omnivores—which are carnivores but sometimes occasionally ingest plant material or animal carcasses—are also herbivores. A further trophic level called the decomposers or transformers is made up of creatures like bacteria and fungi that convert waste products and dead organisms into nutrients that the producers may use.

Therefore, the various species belonging to these groups can belong to various levels of consumers. But, none of them are producers.

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A county has recently evolved from underdeveloped to developed and the birth and death rate have stabilized, This is known as Demographic transition. Thus, the correct option is B.

Demographic transition is a phenomenon and the theory which refers to the historical shift from the high birth rates and high death rates in the societies with minimal technology, education especially of the women of the society and the economic development, to the low birth rates and low death rates in the societies with advanced technology, education and economic development of the whole society, as well as the different stages between these two scenarios.

The rise in the demand for human capital and its impact on the decline in the gender wage gap of the society during the nineteenth and the twentieth centuries period have contributed to the onset of the overall demographic transition of the society as a whole.

Therefore, the correct option is B.

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Answer: Interactions of Hormones at Target Cells. Hormones that act to return body conditions to within acceptable limits from opposite extremes are called antagonistic hormones.

Explanation:

Answer and explanation:

The meninges

There are actually 3 parts—dura mater, arachnoid, and pia mater.

The brain is soft and mushy, and without structural support it would not be able to maintain its normal shape. In fact, a brain taken out of the head and not properly suspended (e.g., in saline solution) can tear simply due to the effects of gravity. While the bone of the skull and spine provide most of the safeguarding and structural support for the central nervous system (CNS), alone it isn't quite enough to fully protect the CNS. The meninges help to anchor the CNS in place to keep, for example, the brain from moving around within the skull. They also contain cerebrospinal fluid (CSF), which acts as a cushion for the brain and provides a solution in which the brain is suspended, allowing it to preserve its shape.

The outermost layer of the meninges is the dura mater, which literally means "hard mother." The dura is thick and tough; one side of it attaches to the skull and the other adheres to the next meningeal layer, the arachnoid mater. The dura provides the brain and spinal cord with an extra protective layer, helps to keep the CNS from being jostled around by fastening it to the skull or vertebral column, and supplies a complex system of veinous drainage through which blood can leave the brain.

The arachnoid gets its name because it has the consistency and appearance of a spider web. It is much less substantial than the dura, and stretches like a cobweb between the dura and pia mater. By connecting the pia to the dura, the arachnoid helps to keep the brain in place in the skull. Between the arachnoid and the pia there is also an area known as the subarachnoid space, which is filled with CSF. The arachnoid serves as an additional barrier to isolate the CNS from the rest of the body, acting in a manner similar to the blood-brain barrier by keeping fluids, toxins, etc. out of the brain.

Answer:

Capillaries

Explanation:

These are small vessels which connect the veins and arteries.

Answer:

I believe nRNA

Explanation:

every other rna on the list exists excpet for nRNA

Answer:

It is D. nRNA is not a type of RNA

Answer:

The largest volume of urine consists of Urea

Answer:

B. The number of grasshopers would go up.

Explanation:

A. is incorrect because it would decrease

C is incorrect  because it would also decrease

D is incorrect because snakes dont eat Hawks, but Hawks eat them

B is correct because since snakes would eat the toads, there would be no toads eating grasshoppers

Hope this helps!!!

Answer:

b

Explanation:

Answer:

D

Explanation:

I think its d

Answer:

a

Explanation:

Answer:

Your answer should be B :) because the cat inherited his spots

Sorry of I am wrong!

Answer:

Hello There!!

Explanation:

The answer is d.Nucleus.

hope this helps,have a great day!!

~Pinky~

Answer:

The correct answer is 'd'.

Explanation:

DNA is located in nucleus.

the number and percentage of eukaryotic species that are still to be formally described is to be beauty

Eukaryotic organisms are species that have defined nucleus and membrane limited organelles. Total 11% or 250,000 are described while 97% or 8490000 are yet to be described.

Eukaryotes are the largest and the most dominating species that includes kingdom plants, animals, fungi and protists. A total of  8.74 million eukaryote species on Earth are present from which only 250,000 are described.

Eukaryotes are the species that are well-defined organisms that contain the genetic material enclosed within the nuclear membrane and the organelles are also enclosed.

With new discoveries and findings, many new species are described that are grouped into one of the kingdoms based on their properties and features.

Therefore, 8.74 million eukaryote species are present on Earth.

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So there are a lot of people who say that the Dark Ages, lasting about 1,000 years, set humans back technologically. However, some say that since the Dark Ages really only affected Western Europe, and not the Middle East or Asia, it wouldn't make a difference.

If there had been no "Dark Ages" there would have been no Renaissance. Historians actually argue about when Renaissance started, and the answer is than it is not possible to pinpoint a date. The Crusade did more to bring the eastern world to western Europe than they did to divide.

Answer:

4 basic types of tissue: connective tissue, epithelial tissue, muscle tissue, and nervous tissue. Connective tissue supports other tissues and binds them together (bone, blood, and lymph tissues). Epithelial tissue provides a covering (skin, the linings of the various passages inside the body).

Explanation:

hope this helps you

Answer:

the top person is right so yea

Answer:

Steps of the technological design process include: identify a problem, research the problem, generate possible solutions, select the best solution, create a model, test the model, refine and retest the model as needed, and communicate the final solution.

Explanation:

This is a very vague question. Were there options?

Answer:

Release heat energy

Show a color change

Form new substances

Explanation:

good luck

Answer:

HOPE THIS HELPS

Explanation:

A mutation is a change in a DNA sequence. Mutations can result from DNA copying mistakes made during cell division, exposure to ionizing radiation, exposure to chemicals called mutagens, or infection by viruses.

Answer:

A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke

Explanation:

Answer:

for anyone else who needs this the answer is:

A. volume increases and density decreases

Explanation:

I got a 5 on mastery test thanks to some comments on original answer

Based on the graph, the density of water decreases as the temperature decreases from 4°C to 0°C. Therefore, a fixed mass of water will have a higher volume at 0°C than at 4°C.

The density of a substance is defined as its mass per unit volume. In the case of water, the density varies with temperature, as shown in the graph. At 4°C, the density of water is about 1000 kg/[tex]m^3[/tex]. As the water is cooled, its density decreases, reaching a minimum of about 999.87 kg/[tex]m^3[/tex] at 3.98°C (this is the temperature at which water is most dense). As the water is cooled further, the density increases again, but it remains lower than it was at 4°C. The reason for this behavior can be explained by the way water molecules behave as they are cooled. At higher temperatures, the water molecules have more kinetic energy and are more spread out, resulting in a larger volume and lower density.

Hence, the density of water decreases as the temperature decreases from 4°C to 0°C. Therefore, a fixed mass of water will have a higher volume at 0°C than at 4°C.

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Answer:

Vector changes with geography.

Explanation:

Vectors of disease are changing with the changing in the geographic location because different vectors survives in different environment so due to change in geography, vectors of a disease also change. Vectors refers to organisms that is responsible for carrying infectious bacteria or viruses that causes certain diseases in animals, plants and humans. Different vectors are present in different geography due to different climatic condition that forbit one vector to survive in all environments.

Answer:

c. Both A and B are correct

Explanation:

Punnett squares are in the image

Answer:

Explanation:

One of the liver’s main roles in the body is controlling the amount of glucose circulating in the blood. By storing excess glucose as glycogen and creating new glucose from proteins and fat byproducts, the liver is able to maintain balanced glucose levels in your body at all times.

Answer:

The liver keeps glucose level balanced

Answer:

Placenta

Explanation:

Btw your options are missing

Answer:

Vitamin K

Explanation:

Anticoagulant rodenticides work by interfering with the production of clotting factors (Vitamin K)

Mitosis is the kind of cell division which allows a puppy to develop into an adult dog. So, the correct option is B.

In eukaryotic cells, a process called mitosis produces two daughter cells, each of which has the same amount of chromosomes as the parent cell. Multicellular organisms, like dogs, go through a process called mitosis during which cells divide and differentiate into different cell types.

The process of meiosis, on the other hand, produces gametes with half as many chromosomes as the parent cell and is only able to occur in specialised cells, such as the ones involved in sexual reproduction. Contrarily, homeostasis has nothing to do with cell division and instead refers to the preservation of a constant internal environment within an organism.

Therefore, the correct option is B.

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Answer: D. Accreditation validates the quality of the program and for some career training programs, may be important to be considered registry eligible.

Explanation:

Accreditation is very important in health science training programs. If the program is not accredited, you may not be able to transfer the credits to a different school and may not be eligible for your licensure or certification exam.

Answer:

Accreditation validates the quality of the program and for some career training programs, may be important to be considered registry eligible.

Explanation:

Person above is correct!

Answer:

c

Explanation:

the temperature at that very moment was equally to that of the object placed there

chlorophyll could create a dark, unwanted color and potentially less flavor.

Answer:

In terms of extract, residual chlorophyll can create a dark, undesirable color and potentially lesser flavor and aroma in an end product. So, removing chlorophyll from alcohol extracts is a crucial part of creating a desirable product, and there are many ways to do this.

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Answer:

The correct answer is - cell must make a copy of every chromosome.

Explanation:

Mitosis is the cell cycle where cells form two identical daughter cells. It is essential to the daughter cells have a copy of every chromosome, and therefore, It copying the chromosomes during mitosis and separating the chromosome copies to provide a new cell with a complete set of chromosomes.

In the Interphase phase, the DNA breaks up evenly so that each new daughter cell has the same amount of DNA that helps in providing a complete set of chromosomes.

During mitosis, the original cell must undergo DNA replication in order to ensure that each of the daughter cells has a complete set of chromosomes.

In mitosis, a type of cell division, a single cell divides to produce two daughter cells. The goal of mitosis is to distribute the replicated chromosomes equally between the daughter cells so that each cell has a complete set of chromosomes. Before the cell enters mitosis, it undergoes a phase called interphase, during which DNA replication occurs. During DNA replication, the genetic material (chromosomes) in the cell is duplicated, resulting in two identical copies of each chromosome. These duplicated chromosomes are known as sister chromatids.

When mitosis begins, the sister chromatids condense and align along the cell's equator during metaphase. Then, during anaphase, the sister chromatids separate and move towards opposite ends of the cell. This ensures that each daughter cell receives one complete set of chromosomes. Finally, during telophase and cytokinesis, the cell divides into two, resulting in the formation of two genetically identical daughter cells, each with a complete set of chromosomes.

In summary, the DNA replication that occurs during interphase is essential for ensuring that each daughter cell produced during mitosis has a complete set of chromosomes. This process allows for the accurate transmission of genetic information from one generation of cells to the next.

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