BIOLOGY TEST PLEASE HELP Which of the following were caused by the scientific revolution?
A.The assumption that the human body was similar to the anatomy of other animals.
B. The belief that the Earth was a non-moving object at the center of the universe. C. Improvements in medicine and scientific instruments.
D. Reliance on ancient authorities to explain the physical world

Answer:

A

Explanation:

people typically come down with malaria after getting bitten by a female Anopheles mosquito

Answer:

true

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Explanation:

Answer:

Density separation is used in the Sullivan Mine to separate different minerals based on their density. This process is done by taking advantage of the differences in specific gravity between the minerals. This process, also known as gravity separation, is used to separate the lighter, less dense minerals from the heavier, denser minerals. This method of separation is used to increase efficiency and reduce waste.

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Answer:

When starch is present, it turns from brown to blue-black or purple.

Explanation:

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Answer:

The DNA unravels to make two strands.

I think this is the right answer

The statement that says "Goes through the PMAT stages twice" is not true for meiosis.

In Meiosis two rounds of cell division happens but only one round of PMAT which means Prophase, Metaphase, Anaphase, and Telophase.

Meiosis I and Meiosis II are the two rounds of cell division. The cell move through prophase I, metaphase I, anaphase I, and telophase I during Meiosis I. This then leads in the separation of chromosomes known as  homologous .

The cell then moves through prophase II, metaphase II, anaphase II, and telophase II during Meiosis II. This can leads to the separation of sister chromatids.

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Explanation:

it may be late before give birth to him

at the moment of it lateness may cause it abnormal growth

Microorganisms that are found in food are classified into three types; carbohydrates, proteins, and lipids based on the nutrient they consume.

These nutrients are found in food and are required by microorganisms to survive and grow. The Microorganisms that feed on carbohydrates are referred to as carbohydrate fermenters which convert carbohydrates into energy by breaking down the sugars found in carbohydrates. Some examples of carbohydrate fermenters include yeast, lactic acid bacteria, and acetic acid bacteria.

Microorganisms that feed on proteins are referred to as protein decomposers. They break down the proteins found in food into amino acids and use them as a source of energy. Examples of protein decomposers include proteolytic bacteria and fungi.

The microorganisms that feed on lipids are referred to as lipid decomposers. They break down the fats found in food into fatty acids and glycerol, which they then use as a source of energy. Examples of lipid decomposers include lipolytic bacteria and fungi.

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The F2 generation ratio of 1/4 red flowered, 1/2 pink flowered, and 1/4 white flowered individuals in a Mendelian monohybrid cross indicates that the trait being studied is determined by a single gene with two alleles, where one allele is completely dominant over the other.

In this case, the cross was most likely between a homozygous dominant parent (RR) and a homozygous recessive parent (rr), where R represents the dominant allele for flower color and r represents the recessive allele. The F1 generation, which is the first generation of offspring, would all be heterozygous (Rr) and display the dominant trait (pink flowers).

When the F1 generation is allowed to self-fertilize, the resulting F2 generation will have a 1:2:1 genotype ratio of RR:Rr:rr and a 3:1 phenotype ratio of dominant (red and pink) to recessive (white). This is consistent with a monohybrid cross involving a single gene with complete dominance. The observed ratio of 1/4 red, 1/2 pink, and 1/4 white flowers in the F2 generation is a classic example of a 3:1 ratio that is predicted by Mendelian genetics.

The process of photosynthesis used the energy from the Sun to create chemical energy. Plants use the energy from sunlight to mix carbon dioxide and water to create glucose and oxygen during photosynthesis.

As dead plant material is exposed to the geological forces of heat and pressure over hundreds of millions of years in wetland conditions, coal is created. The plant matter gradually changes from damp, low-carbon peat to coal, a sedimentary rock that is dark black or brownish black and is rich in carbon.

Huge tree ferns, enormous horsetails, big club mosses, and towering trees with strap-shaped leaves were among the vegetation. The organic deposits of this plant waste generated the world's first sizable coal reserves over millions of years, and people continue to burn coal today.

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Question:

Before plants decay and transforms into coal, the absorbed energy from the___________.

Answer:

Radio waves, microwaves, infrared and visible light can all be used for communication.

In a process called transcription, an RNA copy of a gene sequence on the DNA molecule is made.

Transcription is the first step in gene expression. This involves copying the DNA sequence of a gene to create an RNA molecule. Transcription is done by an enzyme called RNA polymerase, which joins nucleotides together to form an RNA chain. All RNA in the cell is made by DNA transcription. This process has some similarities with the process of DNA replication described in the chapter.

Transcription begins by opening and unwinding small sections of the DNA double helix to reveal the bases of each strand of DNA. During transcription, the enzyme RNA polymerase uses DNA as a template to create pre-mRNA transcripts. Pre-mRNA is processed to form mature mRNA molecules that can be translated to build the protein molecules encoded by the original gene.

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The given stage of arthropod metamorphosis that correctly pairs with its most significant change at that stage is Pupa; body structures of the larva are broken down and reassembled.

Metamorphosis is a biological process that transforms a juvenile form into an adult form in a number of animals. The term is commonly used for insect development, in which the immature form, such as a caterpillar, transforms into a winged adult. Arthropod metamorphosis has three stages, each of which is characterized by different physiological processes and physical changes, depending on the species of arthropod.

The stages are as follows: egg, larva, pupa, adult. Let's see the correct pairing of a stage of arthropod metamorphosis with its most significant change at that stage: Pupa, body structures of the larva are broken down and reassembled. In this stage, the larval structures are broken down, and the adult structures are rebuilt, such as the wings and legs. During this stage, most arthropod larvae will undergo massive body reorganization, changing from a worm-like form to a more adult-like form with legs and wings.

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The idea of polygenesis, according to which peoples of European and African descent were formed independently. In his observations on the condition of Virginia.

The idea that everyone experiences the same things and, as a result, tells the same tales. People all over the globe are not all the same. Although if stories may have been inspired by comparable situations, it is doubtful that they would share as many specifics as they have.

Oldness of ancient Egypt. Within the genus Homo, polygenesis was the process by which several races, or species, were created separately. Races and species were permanent once they were created.

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Answer:

B) tsunami

Explanation:

Also, isn't it supposed to be on December 2004??

Answer:

It's 3!

Explanation:

There must be genetic differences so the best fitted organisms will survive. If they were all the same then no one would be best fitted and Natural Selection wouldn't be able to occur

It's not 1 because a food shortage isn't required, there's always competition for food sources

It's not 2 because there doesn't need to be a change in the environment for natural selection, just for evolution.

And it can't be 4 if 1 and 2 are wrong!

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Answer:

Gas

Explanation:

Answer:

A single called organism does not differ from the parent and is an exact copy of it.

Explanation:

In groups, chimpanzees live, eat, hunt, and play. These clubs can expand to several dozen people but typically include 20 or 30 members. To alert one another to the availability of specific meals.

The billions of individuals that currently inhabit the earth are all descendants of one species, Homo sapiens. Just like other animals, humans vary from one another in terms of anything from size and structure to light skin and eye color. But by a significant percentage, our commonalities outweigh our differences.

300,000 years ago, nine different human species coexisted on Earth. There is now only one. The stocky hunters known as Neanderthals, or Homo neanderthalensis, were suited to the chilly steppes of Europe. While the more ape-like Homo erectus and Homo rhodesiensis thrived in Indonesia and central Africa, respectively, the related Denisovans dwelt in Asia.

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The shark that can survive in freezing waters and is the northernmost shark is the Greenland shark. It is a slow-moving shark that can be found in the Arctic and North Atlantic oceans.

These sharks are known for their ability to withstand extreme cold temperatures, with some individuals even living in waters that are -1.3°C. The Greenland shark has a unique adaptation to freezing temperatures in its blood. Its blood contains a high concentration of urea and trimethylamine oxide, which acts as an antifreeze, preventing the shark's blood from freezing. In addition to this, the Greenland shark's body is covered in a thick layer of fat, which helps it retain heat in cold waters. Although the Greenland shark is not known to be a danger to humans, it is a top predator in its ecosystem, feeding on fish, seals, and other sharks. These sharks are also slow-growing and have a long lifespan, with some individuals living up to 400 years. Overall, the Greenland shark is a fascinating and unique species that has adapted to survive in some of the coldest waters on Earth.

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Answer:a

Explanation:

Having thin respiratory surfaces is an important adaptation that allows for efficient gas exchange in the respiratory system.

Having thin respiratory surface is a general adaptation of the respiratory system that increases the rate of diffusion. Thinner respiratory surfaces allow for shorter diffusion distances, which facilitates faster and more efficient gas exchange between the alveolar air and pulmonary blood.

Thicker respiratory surfaces would create longer diffusion distances, slowing down the rate of gas exchange and potentially resulting in inadequate oxygen uptake and carbon dioxide elimination.

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The move from water to land was one of the most important events in the evolutionary history of life. Numerous structural, physiological, and behavioral adaptations were required for fish, amphibians, reptiles, and mammals to colonize land. These adaptations were necessary to help the animal survive in the drastically different environment that land offered.

Fish evolved into amphibians to be able to move onto land. The development of legs, lungs, and a thicker, more watertight skin were some of the key adaptations required for this transition. Fish also had to develop the ability to move on land and their eggs needed to be able to survive out of the water.

Amphibians evolved from fish and were the first group of animals to successfully colonize land. They have moist, permeable skin that allows them to breathe through their skin and absorb water.

Amphibians also have legs and feet that are adapted for walking on land, as well as the ability to lay eggs outside of the water, which allowed them to expand into drier environments.

Reptiles evolved from amphibians and were the first group of animals to develop a completely terrestrial lifestyle. Reptiles have scales, which help protect them from water loss and predators.

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Answer: Time yourself, takes notes(postcards), try listening to music, try exercising to see if it relieves stress, get more sleep, test yourself, go to your teacher for study guides or explanations

Explanation: Help yourself for a better future, and also Search for questions online or from your teachers

Ribosome is the organelle which is involved in translation. Ribosome is responsible for the formation of proteins. The one feature common to plant cell and bacterial cell is the cell wall.

Ribosomes are the macromolecular machines. Ribosomes are the organelles which are found within all the cells, that perform biological protein synthesis in the cell. Ribosomes are responsible for linking amino acids together in the order which is specified by the codons of messenger RNA (mRNA) molecules to form polypeptide chains. Ribosomes consist of two major components which include one small and one large ribosomal subunits.

The one feature which is common to both the plant cell and bacterial cell is the cell wall. Cell wall is not found in animals cells. The cell wall in plants is made up of cellulose and in bacteria, it is made up of peptidoglycan molecules.

Chloroplast are the organelles which is present in the plant cell, it is responsible for photosynthesis. Chloroplast is located in the cytoplasm of the plant cells. Chloroplasts are located in the mesophyll cells which is present between the upper and the lower epidermis of leaves.

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If an oak tree has 6 chromosomes in its reproductive cells, then it means that it has 12 chromosomes in its somatic cells. This is like this because reproductive cells are generated by meiosis, which is a reductional cell division, producing four cells with half of the genetic material of the original cell and different from each other.

A plant cell type that is specialized for a specific function is the mesophyll cells in the leaves, which contain many chloroplasts to perform photosynthesis.

Cell differentiation refers to the specialization by which cells can perform specific functions.

Mesophyll cells in the plant leaves are specialized cells that contain chloroplasts, which are organelles where photosynthesis occurs.

In conclusion, a plant cell type that is specialized for a specific function is the mesophyll cells in the leaves, which contain many chloroplasts to perform photosynthesis.

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