3. What sedimentary rock is made up of pieces
of shells?
6. EXPLAIN: Why does sedimentary rock form
in layers?
7. EXPLAIN: Why must water evaporate or be
pressed out for sedimentary rock to form?

Answer:

D

Explanation:

Granite is typically a light gray color with around 70% silica content

Answer:

D. Light-colored rock with high silica content

Explanation:

Final answer:

An imbalance with more producers than consumers in an ecosystem can lead to oxygen depletion, disrupt the food web, and cause a shortage of nutrients due to overabundance of producers and insufficient herbivory.

Explanation:

In an ecosystem, the balance between producers and consumers is critical for its health and sustainability. If there were more producers than consumers, several adverse effects could become apparent. For instance, without enough consumers to eat them, plants or grasses in the ecosystem might become overly abundant, potentially leading to oxygen depletion which can cause die-offs in aquatic systems. This imbalance can disrupt the food web and may result in a pyramid of predators, stressing that predators are usually fewer than producers for efficient ecosystem function. Additionally, the excessive multiplication of producers, without sufficient consumption by herbivores, could cause a shortage of nutrients for the producers themselves, eventually affecting the entire system negatively.

Answer:

Taxonomy organizes organisms into a hierarchical classification system from largest to smallest grouping as follows:

Domain: The broadest category, grouping organisms based on cellular structure and molecular criteria. There are three domains:

Archaea

Bacteria

Eukarya (includes plants, animals, fungi, and protists)

Kingdom: Subdivisions within each domain based on cellular and structural characteristics. For example, within the domain Eukarya, kingdoms include:

Animalia (animals)

Plantae (plants)

Fungi (fungi)

Protista (protists)

Phylum: Each kingdom is divided into phyla based on anatomical and developmental characteristics. For example, within the kingdom Animalia, phyla include:

Chordata (vertebrates)

Arthropoda (arthropods)

Mollusca (mollusks)

Class: Phyla are further divided into classes based on more specific shared characteristics. For example, within the phylum Chordata, classes include:

Mammalia (mammals)

Reptilia (reptiles)

Aves (birds)

Order: Classes are divided into orders, representing a more specific grouping based on common characteristics. For example, within the class Mammalia, orders include:

Carnivora (carnivores)

Rodentia (rodents)

Primates (primates)

Family: Orders are further divided into families, representing closely related groups of organisms. For example, within the order Carnivora, families include:

Felidae (cats)

Canidae (dogs)

Ursidae (bears)

Genus: Families are divided into genera (singular: genus), which are groups of closely related species sharing common ancestors. For example, within the family Felidae, genera include:

Panthera (lions, tigers, leopards)

Felis (domestic cats)

Acinonyx (cheetahs)

Species: The smallest and most specific grouping, species are individuals that can interbreed and produce fertile offspring. Species are identified by their unique scientific name, which includes both the genus and species names. For example:

Panthera leo (lion)

Felis catus (domestic cat)

Canis lupus (gray wolf)

Explanation:

Answer:

To an evolutionary taxonomist, recent common ancestors determine whether 2 species are in the same genus. Derived character. A trait that arose in the most recent common ancestor of a particular lineage and was passed along to its descendants. An example of a derived character is the loss of a tail, a trait that first appeared in an ancestor of apes and man.

A derived character is a trait present in an organism but not in its ancestral form. It is a novel feature that evolved, distinguishing it from other organisms. They are important in constructing evolutionary trees, mapping out relationships among organisms.

A derived character is a trait or characteristic that is present in an organism or species, but was not present in its ancestral form. It is a novel feature that evolved in an organism or lineage and thus distinguishes it from other organisms or lineages. An example of a derived character could be the opposable thumbs in humans that were not present in our early primate ancestors.

These characteristics are crucial in the study of evolutionary biology, as they help in constructing evolutionary trees, also known as phylogenetic trees. These trees map out the evolutionary history and relationships among different organisms, and a derived character is often used as a key piece of evidence in these diagrams.

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Answer:D

Explanation:

I did the test

Answer:

theyd most likely be able to adapt to the environment they are in and there would be natural selection involved

Explanation:

Answer:

Kartegener's disorder

Explanation:

The respiratory tract has cilia which move. Sperms also have a tail that moves. They both have the same protein in their structure called microtubules. There is a disorder in which there is the absence of a part in the microtubule. Dynein arms absent in microtubules. Because the respiratory system and sperm both contain cilia that's why these two systems have a connection and not work properly.

Answer:

A

Explanation:

Answer: Option A. The separation of allele during meiosis.

Explanation:

Law of segregation states that each individual has two allele which segregate during meiosis and in result each gamete has one allele.

Explanation:

estrogen in concentrations that would produce sperm in a

female

a high progesterone level in a male a low insulin level in either a male or a

Final answer:

The pituitary gland initiates puberty and releases LH and FSH, which stimulate the ovaries and testes to produce sex hormones, regulating gamete production. This leads to the production of a zygote when a sperm fertilizes an egg.

Explanation:

The gland that initiates puberty and releases hormones is the pituitary gland. During puberty, the pituitary gland secretes hormones like luteinizing hormone (LH) and follicle-stimulating hormone (FSH), which stimulate the ovaries and testes. In response, the ovaries produce hormones such as estrogen and progesterone, and the testes produce testosterone. These hormones regulate the production of gametes, which are sperm in males and eggs (oocytes) in females. Egg production is a complex process that begins before birth and is arrested during meiosis until puberty, at which point it continues with each menstrual cycle, leading to the release of one egg during ovulation.

Male and female reproductive systems work together to produce a zygote, the initial cell formed when a sperm cell from the male merges with an egg cell from the female. Key processes include the formation of sperm and eggs, their transportation to enable fertilization, and the subsequent implantation and development of the zygote into a new individual.

Equatorial regions receive the most solar energy due to direct insolation. As you move towards higher latitudes, solar energy received decreases due to the obliqueness of the solar rays. Hence, poles receive the least solar energy.

The incoming solar radiation, also known as insolation, changes significantly with latitude. At the equator, which is 0 degrees latitude, the sun's rays are most direct and thus, it receives the most solar energy. As the latitude increases, the angle at which solar radiation reaches the Earth decreases, reducing the intensity of the solar energy received.

When you move towards the higher latitudes, towards the poles, the amount of solar energy received decreases because the sun's rays hit the earth at a lower angle, spreading the energy over a larger area. Therefore, the poles receive the least amount of solar energy. Mid-latitudes receive less solar energy than the equator but more than the poles.

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Red blood cells are generally smaller than skin cells. They both have distinct roles within the body; red blood cells carry oxygen while skin cells provide a protective barrier.

Typically, a red blood cell is smaller than a skin cell. Red blood cells have a diameter of approximately 6 to 8 micrometers, while the size of skin cells varies but can be up to 30 micrometers in diameter. Red blood cells and skin cells both have specialized roles within the body. Red blood cells are responsible for carrying oxygen from the lungs to the rest of the body while skin cells serve to protect the body from the external environment.

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Answer:

Process of sexual reproduction in angiosperms: There are two processes which are involved during sexual reproduction i. e. Pollination and fertilization. In pollination, the pollen of stamen falls on the stigma of carpel where they make a tube towards ovary where ovule is present. When the pollen reaches the ovary and fuses with ovule, it produces zygote which turns into seed, this process is called fertilization.

Angiosperms are the flowering plants that produces offspring by the process of se-xual reproduction.

The form of reproduction in which genetic material is required from both the parents is known as se-xual reproduction. The parent plants possess female and male se-x cells known as gametes. The male and female gamete combine to give rise to offspring by the process of fertilization.

The se-xual reproduction in angiosperms or the flowering plants takes place by the process of pollination. The flowers comprise female se-x organs known as pistils and the male se-x organs known as stamens. The part of the stamen, which comprise pollen is known as anther. The pollen is required to move to the part of the pistil known as stigma.

Plants can either cross-pollinate or self-pollinate. Pollinators refers to the animals or the agents that carry the pollens to the stigma in the plants. After pollination, the next step is fertilization. After reaching the pistil, the pollen requires to fertilize and egg within the stigma, this egg is known as ovule. The process of fertilization give rise to the fruits that comprise seeds.

Thus, in the angiosperms, the process of se-xual reproduction in order to produce the offspring.

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Food chain is the answer.

Answer:

lol i would say foodchain because i just did the test

Explanation:

Answer:Adrenal glands

Explanation:

They release adrenaline.

throwing up helps animals to get rid of food that may have been poisonous

Answer:

The relationship between cell division and cell growth is that cell division needs to occur for the cells to divide and grow individually.

Explanation:

cell division refers to the process by which the mother cells divides into two daughter cells and cell growth refers to the process by which the size of the cell increases as it grows. They are two different but important and interlinked processes in the cell cycle. They depend on each other as failure in one will lead to failure in the other process too. The cell needs to grow proper in order to divide and create more cells.

Cell division is essential for growth as it allows an organism to increase in size and develop new tissues and organs. The process involves the generation of two daughter cells with identical genetic material. The cell division cycle consists of interphase and the mitotic phase.

Cell division plays a crucial role in growth. When cells divide, they generate two daughter cells with the same genetic material. This process allows an organism to increase in size and develop new tissues and organs. The cell division cycle consists of interphase, during which cells grow and DNA is replicated, and the mitotic phase, where the replicated DNA and cytoplasmic contents are separated to form new cells.

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Yo sup??

the answer is option D ie

non metals

because non metals do not conduct electricity unlike others mentioned in the options

Hope this helps

Answer:

These elements are located to the right of the dividing line. Nitrogen (N), oxygen (O), fluorine (F), chlorine (CI), and the noble gases (in  the last column) are gases at room temperature. Bromine (Br) is a liquid, while all other nonmetals are solid. These elements do not  conduct electricity.

none metals

Explanation:

Only none metals does not conduct electricity as they do not donate proton

Answer: A) Black trait is dominant

B) The genotypes of the parents must be Bb

Explanation: Let B represent the allele for black colour and b represent the allele for white colour. If the offspring between 2 black mice show the ratio of 3 black mice to 1 white mouse, it then means that the two parents are heterozygous for black colour, that is each of them have one allele for black colour (B) and one allele for white colour (b). They both have a genotype of Bb.

Bb x Bb = BB, Bb, Bb, and bb.

This means 1BB : 2Bb : 1bb

BB is black, Bb is black while bb is white which gives a ratio of 3 black mice to one white mouse. For Bb to manifest as black, it means that B is dominant to b.

Answer:

A - attaches plant cells to one another

Explanation:

The middle lamella is a layer which attaches plant cells together. During cytokinesis, it is the first formed layer which is deposited.

Answer:

what they said

Explanation:

Choosing between Biology, Medicine or Engineering depends on personal interests and career goals. Medicine is suitable for those interested in healthcare and helping others. Biology offers diverse careers in research, pharmaceuticals, and environment. Engineering, particularly Bioengineering, combines engineering and biology to solve medical problems.

The question of choosing between Biology, Medicine, or Engineering depends on your interests and career aspirations. If you are fascinated by how the human body works, and you're interested in helping people improve their health, a career in Medicine might be the right path for you. On the other hand, Biology can lead to a variety of careers including research, pharmaceuticals, and environmental conservation, among others.

If you're more inclined towards designing and creating innovative solutions, a career in Engineering could be a match. Specifically, Bioengineering is a field that combines the principles of engineering and biology to solve medical and health-related problems. This involves working with physicians and healthcare specialists to design and develop devices and systems that can diagnose diseases or manage patient health. Examples of this work include the development of prosthetic limbs and health management systems.

Ultimately, deciding between these fields requires a thorough understanding of what each entails and introspection into your interests and career goals. It may be beneficial to seek advice from academic advisors or professionals in the fields to make an informed decision.

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Answer:

glucose

Explanation:

Living things are primarily composed of carbon, hydrogen, oxygen, and nitrogen. These elements are essential components that form the basis of biological molecules and living matter.

Living things are mostly made of carbon, hydrogen, oxygen, and nitrogen (CHON). These elements form the fundamental components of living matter such as nucleic acids, proteins, carbohydrates, and lipids. Understanding these important building blocks is crucial for biologists to comprehend the structures and functions of living organisms.

Answer:

d. decreased supply of energy

Answer:

One common theory is that the fluid—which hardens to wax when cold—helps the whale alter its buoyancy so it can dive deep and rise again. Sperm whales are known to dive as deep as 3,280 feet in search of squid to eat. These giant mammals must hold their breath for up to 90 minutes on such dives

Explanation:

The capability to dive into very deep water be an advantage should be described below:

Advantage for whales like the sperm whale:

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Answer:

fire

Explanation:

Answer:

The answers are,

1. muscles

3. neurons

5. glands

Explanation: I did the question

The three options that receive information from the axon terminals of the neuron are:

The axon terminals of a neuron are the specialized structures where the neuron sends out electrical and chemical signals to other cells. In the case of a neuron communicating with another neuron, the electrical and chemical signals are sent to the dendrites of the other neuron.

This process is called synaptic transmission. In the case of a neuron communicating with muscle fibers, the electrical and chemical signals are sent to the muscle fibers in order to cause movement. And in the case of a neuron communicating with gland cells, the electrical and chemical signals are sent to the gland cells in order to cause the gland to secrete certain hormones.

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Answer:

B memory cells are a B cell sub-type that are formed within germinal centers following primary infection.

B cells are important in immune responses against intra-cellular bacterial and viral infections.

Explanation:

B memory cells are formed from B lymphocytes. They are generated in germinal centers.

B cells remain relatively stable for at least 50 years in our body.

B cells have long lifespan, other features also include high sensitivity to low antigen doses, proliferation is fast and strong. B memory cells differentiates fastly into plasma cells. High affinity antibodies are produced from these plasma cells during its secondary response.

Answer:

the urinary system

Explanation: