A ________ is an infertile offspring produced when organisms of two ____________ mates. a. heterozygote, different phenotypes b. endemic organism, endangered species c. genus, different communities d. hybrid, different species

Answer:

if you want more explanation I can add to it

Explanation:

the spongy or cancellous bone tissue

Answer:

ans this question is no 3

Explanation:

Because it sends electrical output signals to the muscles affecting the muscles ability to functions.

Answer: I thonk polar

Explanation:

me is big BRAIN

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Explanation:

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Why Peter and Rosemary Grant's investigation of the medium ground finch on the island of Daphne Major was so noteworthy:

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Smooth muscle cells in the visceral organs are controlled by the autonomic nervous system, and muscle cell contraction or relaxation plays a significant physiological function in the control of blood pressure, motility of the digestive, respiratory, and urinary tracts, and secretion.

The nervous system is a highly complicated element of an animal that organizes its actions and sensory information by sending messages to and from many sections of its body. The nervous system monitors environmental changes that affect the body and then collaborates with the endocrine system to respond.

Around 550 to 600 million years ago, wormlike creatures developed nervous tissue. It is divided into two components in vertebrates: the central nervous system (CNS) and the peripheral nervous system (PNS) (PNS). The CNS is made up of the brain and the spinal cord.

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Answer:

Some plants, such as roses, have thorns on their stems or branches. These act as A. To stop animals from eating the stems.

A. To stop animals from eating the stems

Leukocytes displaying red cytoplasmic granules when treated with wright's stain are most likely Basophil.

Each kind of granulocyte is diagnosed with the aid of using the shade of the granules while the cells are stained with a compound dye. The granules of the neutrophil are pink, the ones of the eosinophil are pink, and people of the basophil are blue-black.

Leukocytes have a bi-lobed nucleus with huge cytoplasmic unique granules which are eosinophilic, staining pink to pink. Basophils are 12 to15 µm in diameter, have bi-lobed or S-formed nuclei, and comprise cytoplasmic unique granules (0.five µm) in diameter that stain blue to purple.Basophils comprise huge cytoplasmic granules which difficult to understand the mobileular nucleus below the microscope while stained.

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Answer:

The carbon from CO2.

Explanation:

DON'T make the mistake of saying "from the nutrients in the ground" or "the dirt".

The equation of photosynthesis is

6CO2+6H2O -> C6H12O6+O2

That's all I will give you - you can write the claim evidence reasoning based on that. If you need more help comment! Good luck!

Answer:

Hey mate......

Explanation:

This is ur answer......

Gold is a poor insulator and a good conductor, having a resistivity of 22.4 billionths of an ohm-meter. As with lead, gold is widely used to make electronic contacts. Unlike many other metals, it is very chemically stable and resists the corrosion that degrades other types of electrical connectors.

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The data provided in the passage can be used to predict an approximate net productivity for the plot of rainforest land subjected to slash-and-burn agriculture when the keel-billed toucan is found present.

To make this prediction, one needs to consider the number of pairs of keel-billed toucans per acre of land and the potential for habitat destruction as a result of the slash-and-burn agriculture.

As the passage states that there is at least one pair per 20 acres when canopy trees are dominant, this suggests that the number of pairs per acre would be approximately 0.05. This number is likely to decrease significantly when the land undergoes slash-and-burn agriculture, as the destruction of the canopy trees would likely lead to a decrease in the number of toucan pairs.

Therefore, the approximate net productivity of the plot of land is likely to be low, as the destruction of the canopy trees would likely lead to a decrease in the number of toucan pairs.

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Up to 6,200 feet above sea level, the Keel-Billed Toucan nests in tree holes in tropical, subtropical, and lowland rainforests.

Because there are frequently only a few spots available when multiple toucans are roosting in one hole, they have evolved to sleep with their beaks and tails under their bodies. A group of people who regularly or potentially interbreed in nature is referred to as a species. A species is the largest gene pool attainable in the wild in this sense.

The number of pairs of keel-billed toucans per acre of land and the possibility of habitat damage as a result of slash-and-burn agriculture must be taken into account in order to make this prediction. When canopy trees are prominent, the passage specifies that there is at least one pair per 20 acres, indicating that there are roughly 0.05 pairs per acre.

Because the loss of the canopy trees would probably result in fewer toucan pairs, the approximate net productivity of the plot of land is likely to be low.

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The statement " Phosphorus is only available in very small amounts and is a major limiting factor in ecosystems"  best describes the availability of phosphorus in normal ecosystems.

Plants alongside animals require phosphorous for optimal growth at all stages since it's an essential constituent of nutrition required by living organisms. Phosphorous performs several critical roles including contributing towards DNA &RNA structure while aiding ATP production along with being intrinsic components within bones & teeth too.

Although naturally occurring within soil &water sources; bonding with several other minerals renders Phosphorous substantially inaccessible leading to it serving like a limiting factor for numerous ecosystems across varying habitats worldwide.

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The point at which the  gravitational potential energy being transformed into kinetic energy is The entire time the ball is rolling from Position 1 to Position 5. Therefore, the correct option is D.

The energy that an item has or acquires when its location changes as a result of being in a gravitational field is known as gravitational potential energy.

Gravitational potential energy may be defined as an energy that has a connection to gravity. It is denoted by V.

In the case given here, at all times the ball is in motion as it changes its position from 1 to 5. Therefore, the correct option is D.

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Answer:

Without hydrogen bonds, water molecules would move faster more rapidly, with less input of heat energy, causing the temperature to increase more for each calorie of heat added.

Explanation: This would also greatly reduce the amount of heat energy needed for phase changes from ice to liquid, and from liquid to vapor.

Answer: Not really a question but....Two molecules of water can form a hydrogen bond between them that is to say oxygen-hydrogen bonding; the simplest case, when only two molecules are present, is called the water dimer and is often used as a model system.

Answer:

Thus, the management of cat populations is increasing in the public interest. Understanding their genetic relationships helps to manage their healthcare and predict and prevent unwanted genetic diseases and traits.

Answer:

Warm interglacial periods occur every 100 000 years. We are currently in an interglacial period. Has Earth spent more time in cold ice age periods or in mild interglacial periods over the past 400 000 years? Over the past 400 000 years, Earth has spent much more time in Ice ages.

Explanation:

An interglacial period (or alternatively interglacial, interglaciation) is a geological interval of warmer global average temperature lasting thousands of years that separates consecutive glacial periods within an ice age. The current Holocene interglacial began at the end of the Pleistocene, about 11,700 plz mark me BRAINLEST :)

The class of essential nutrients that is not considered an essential nutrient is alcohol, option a.

What are essential nutrients?

What are nutrients?

What is alcohol?

Consequently, the option that is not a class of essential nutrients is a) alcohol.

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Alcohol is not considered an essential nutrient. Essential nutrients are those that our bodies can't synthesize yet need for proper function, such as carbohydrates, lipids, proteins, vitamins, and minerals.

The class that does not fall under essential nutrients would be 'alcohol'. Essential nutrients are substances not synthesized by our bodies but are necessary for proper body function. These nutrients can be classified into macronutrients and micronutrients. Macronutrients include carbohydrates, lipids (fats), and proteins, which are needed in larger amounts. Consuming the right balance of these nutrients is crucial for maintaining a healthy lifestyle. For example, carbohydrates serve as the body's primary source of energy, lipids aid in the absorption of vitamins, and minerals function as cofactors.

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It is probably a monocot. There is no vascular cambium between the xylem and phloem in monocot vascular bundles.

Vascular bundles, or xylem and phloem, are a component of plant movement. Vascular bundles are dispersed across monocot stems. Sclerenchyma cells form a covering for each vascular bundle called a bundle sheet.

The xylem is typically located near the axis, while the phloem is located away from the axis. This indicates that in a stem or root, the xylem is closer to the interior while the phloem is closer to the exterior. The phloem transports dissolved sugars, organic compounds, and other substances from the leaves of the plant to the stem and roots.

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Homologous chromosomes are most likely to separate during the process of meiosis, specifically during the first division known as meiosis I.

Meiosis is a specialized type of cell division that occurs in sexually reproducing organisms to produce gametes (sperm and eggs). It consists of two rounds of division: meiosis I and meiosis II. During meiosis I, homologous chromosomes, which are pairs of chromosomes containing similar genetic information, separate from each other and move to opposite poles of the dividing cell. This separation is known as disjunction. It is a crucial step in meiosis as it leads to the production of haploid cells with half the number of chromosomes, which is necessary for sexual reproduction.

The separation of homologous chromosomes during meiosis I is essential for the shuffling and recombination of genetic material. This process results in the creation of genetically diverse offspring. It allows for the mixing of genetic information between the two parental chromosomes, contributing to the variation seen within a species. Without the separation of homologous chromosomes, the resulting cells would have the same genetic information as the parent cell, leading to a lack of genetic diversity.

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This result is a false negative because there is slight turbidity indicating growth, but it was scored as negative (-/-).

Inoculating a PR (phenol red) broth with a slow-growing fermenter is a common method for detecting bacterial fermentation of carbohydrates.

The PR broth contains a pH indicator that changes color in response to acid production, which occurs during bacterial fermentation.

After 48 hours, observing slight turbidity but scoring it as (-/-) indicates a false negative result. The (-/-) score indicates that there is no acid production or gas formation, which would suggest that the bacteria did not ferment the carbohydrates in the PR broth.

However, the slight turbidity indicates bacterial growth in the broth, which suggests that the bacteria are present and actively growing.

There are a few potential reasons for this false negative result. One possibility is that the bacteria are slow-growing and have not yet produced enough acid to cause a detectable pH change.

Another possibility is that the bacteria are not fermenting the specific carbohydrates in the PR broth, but are still growing and metabolizing other nutrients in the broth.

In conclusion, the slight turbidity indicates bacterial growth, which is a true positive, while the (-/-) score is a false negative as it suggests no acid production when the bacteria are actively growing.

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Answer:

This is in-order:

D

E

B

F

C

I

G

H

J

K

A

The nervous system is the body's primary communication network. The nervous system is responsible for transmitting signals and information throughout the body, coordinating various functions, and enabling communication between different organs and systems.

Nervous system:

It consists of two main components: the central nervous system (CNS), which includes the brain and spinal cord, and the peripheral nervous system (PNS), which comprises the network of nerves that extend throughout the body.

Within the nervous system, there are different divisions and subsystems, such as the sympathetic and parasympathetic nervous systems, which regulate the body's response to stress and maintain homeostasis. The limbic system is a group of interconnected brain structures involved in emotions, memory, and motivation. While both the sympathetic nervous system and the limbic system are important components of the nervous system, they are not the primary communication network themselves.

Therefore, the correct answer is the nervous system, as it encompasses the entire network responsible for transmitting information and coordinating communication within the body.

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Answer:

Gene flow is the process of alleles going from one population to another while genetic drift is the alteration of allele frequency in a gene pool. The cause of gene flow is migration or geographical isolation while that of genetic drift is random sampling with two mechanisms

Explanation:

The common effect of tobacco on an unborn baby is: It can reduce the blood oxygen levels of the baby.
This condition is called hypoxia, which means a lack of oxygen supply to the developing fetus.

Smoking tobacco during pregnancy can cause significant harm to both the mother and the developing baby in the womb. Nicotine and other toxins present in tobacco smoke can affect the baby's development in the womb, leading to various complications, including low birth weight, preterm birth, stillbirth, sudden infant death syndrome (SIDS), and other health problems.
Tobacco smoke contains several harmful chemicals that enter the mother's bloodstream and reach the baby through the placenta. These chemicals can damage the developing organs, tissues, and cells, leading to various complications and abnormalities in the baby. For instance, if the baby doesn't get enough oxygen, it can result in reduced growth, abnormal brain development, and other problems.

Smoking tobacco during pregnancy can cause several complications, including: Low birth weight, Preterm birth, Miscarriage, Sudden infant death syndrome (SIDS), Developmental delays and learning difficulties, Respiratory problems, such as asthma and bronchitis, Heart defects and abnormalities

In conclusion, smoking tobacco during pregnancy is a significant risk factor that can lead to various complications and health problems in the developing fetus. Therefore, it is essential to quit smoking and avoid exposure to secondhand smoke during pregnancy to protect the health and well-being of the baby.

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The correct option is D, the true of iron-deficiency anemia is Young women have a higher risk of anemia than women over 50 years of age.

Anemia is a medical condition in which a person's red blood cell count or hemoglobin levels are lower than normal. Red blood cells are responsible for carrying oxygen from the lungs to other tissues in the body. Hemoglobin is a protein in red blood cells that binds with oxygen and gives blood its red color.

When there is a shortage of red blood cells or hemoglobin, the body does not receive enough oxygen, which can lead to fatigue, weakness, shortness of breath, dizziness, and other symptoms. There are many different types of anemia, including iron-deficiency anemia, vitamin-deficiency anemia, and hemolytic anemia, among others. Causes of anemia can vary, but may include poor nutrition, blood loss, chronic illness, or genetic conditions.

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Complete Question: -

Which of the following is true of iron-deficiency anemia?

a. Iron is the only mineral deficiency that will impair hemoglobin synthesis.

b. Iron-deficiency anemia results in red blood cells that are larger than normal.

c. The most common cause of anemia is poor iron absorption.

d. Young women have a higher risk of anemia than women over 50 years of age.

Answer: All organisms must be made of more than one type of cell

Explanation: