2 (a) Haris merupakan seorang pembuat barang kemas. Beliau membentuk kepingan emas untuk menjadikannya
sebentuk cincin emas. Apakah sifat emas yang membolehkannya dibentuk menjadi cincin?
Haris is a jewelry maker. He can shape the gold plate to form a gold ring. What is the characteristic of the gold plate that
allows him to shape it into a ring?​

The serous fluid within the pericardial cavity works to lubricate the membranes of the serous pericardium.

The pericardial cavity is a space that is enclosed by the two layers of serous pericardium around the heart.

The pericardium is a thin, two-layered, fluid-filled sac that covers the outer surface of the heart. it is divided into 2 namely:

The serous fluid which is also called pericardial fluid helps to decrease friction between the pericardial layers. This is because, they lubricate the membranes of the serous pericardium.

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At the Southeast Indian Ridge new oceanic crust is forming.

Option 1 is correct.

Seafloor spreading occurs when new magma pushes existing lithosphere aside as it rises along the ridge. The new crust that is developing along the ridge has space thanks to this spreading.

Mostly basalt, the most prevalent rock on Earth, erupts at spreading centers along the mid-ocean ridge. The mid-ocean ridge's rate separation varies globally since this spreading takes place on a sphere.

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The question is incomplete, so the complete question is as follows:

A chloroplast has stopped producing ATP and NADPH. Which of the following is most likely causing this?

a.The chloroplast has used up its supply of chlorophyll molecules.

b.Electrons have stopped moving through the electron transport chain.

c.The sun has risen and the chloroplast now can make more chlorophyll.

Answer:

b.Electrons have stopped moving through the electron transport chain.

Explanation:

ATP and NADPH are produced in the light dependent reaction stage of the photosynthesis that occurs within chloroplast grana.

ATP and NADPH are produced due to the movement of electron and proton (H+) in the electron transport chain, so if the movement of electrons will stopped in the electron transport chain, the formation of ATP and NADPH will also get stop.

Hence, the correct answer is "b".

When baroreceptors in the carotid and aortic bodies sense increased blood pressure, this typically leads to decreased vasopressin secretion, decreased thirst, and increased urine production.

Baroreceptors are specialized sensory receptors located in the carotid sinus and aortic arch. They monitor changes in blood pressure and relay this information to the brain, specifically the medulla oblongata. When baroreceptors detect an increase in blood pressure, they send signals to the brain to initiate appropriate physiological responses to counteract the increase.

One of the primary responses is a decrease in vasopressin secretion. Vasopressin, also known as antidiuretic hormone (ADH), is produced by the hypothalamus and released by the posterior pituitary gland. It plays a crucial role in regulating water balance in the body. Decreased vasopressin secretion in response to increased blood pressure helps to reduce the reabsorption of water by the kidneys, leading to increased urine production and subsequent removal of excess fluid from the body.

Additionally, decreased vasopressin secretion results in decreased thirst. Vasopressin acts on the kidneys to increase water reabsorption and also stimulates thirst centers in the brain, leading to the sensation of thirst. When blood pressure is elevated, decreased vasopressin secretion helps to reduce water reabsorption and the sensation of thirst.

It's important to note that the response of baroreceptors and subsequent physiological changes may vary depending on the specific circumstances and individual factors. This explanation represents a general response to increased blood pressure, but it is always recommended to consult with a healthcare professional for personalized advice and information.

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Supperposition = the oldest layer in a sequence of undisturbed sedimentary rock is on the bottom

The principle of superposition is the layers of sediment on the bottom are the oldest. Hence option A is correct.

Superposition is defined as a quantum system's capacity to exist in several states simultaneously up until it is measured. It is used to transform any circuit into its Thevenin or Norton equivalent. The theorem can be applied to networks of linear sources, linear passive elements, linear transformers, and linear dependent sources.

The original horizontality concept serves as the foundation for the superposition principle. According to the principle of superposition, each layer of sedimentary rock is older than the one above it and younger than the layer below it in a series of unaltered rocks.

Thus, the principle of superposition is the layers of sediment on the bottom are the oldest. Hence option A is correct.

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Kingdom that includes multicellular, eukaryotic organisms ranging in complexity from simple sponges to complex vertebrates is the Animalia.

Animals are characterized by their ability to move, their heterotrophic mode of nutrition (obtaining energy from organic sources), and their lack of cell walls.

Let's briefly explain the other options for clarity:

a.) Fungi: Fungi are also multicellular, eukaryotic organisms, but they belong to a separate kingdom called Fungi. They are characterized by their ability to absorb nutrients from their surroundings and their distinct cell walls made of chitin.

b.) Protoctista: The term "Protoctista" is an outdated classification that used to be used to describe various eukaryotic organisms that did not fit into the kingdoms of animals, plants, or fungi. However, this kingdom is no longer widely used, and organisms that were once classified as Protoctista have been reclassified into other kingdoms.

d.) Monera: The kingdom Monera is also an outdated classification that used to include prokaryotic organisms, specifically bacteria. However, with advancements in genetic research, bacteria have been reclassified into separate domains, such as Bacteria and Archaea.

e.) Plantae: The kingdom Plantae includes multicellular, eukaryotic organisms that are capable of photosynthesis. Plants obtain energy from sunlight and convert it into chemical energy through photosynthesis. They have cell walls composed of cellulose and are typically immobile.

In summary, animals belong to the kingdom Animalia, which includes a wide range of multicellular, eukaryotic organisms that exhibit various levels of complexity and mobility.

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Answer: 1. Also known as stolons, runners are modified stems that, unlike rhizomes, grow from existing stems just below the soil surface. As they are propagated, the buds on the modified stems produce roots and stems. Those buds are more separated than the ones found on the rhizome. 2. Bacteria reproduce by binary fission. In this process the bacterium, which is a single cell, divides into two identical daughter cells. ... The bacterial cell then elongates and splits into two daughter cells each with identical DNA to the parent cell. 3.  the population can increase rapidly when the conditions are favourable.

only one parent is needed.

it is more time and energy efficient as you don't need a mate.

it is faster than sexual reproduction. Organisms do not need to find a partner, this saves time and energy.  Because the offspring inherit a unique combination of genetic information they are all different. 4. In mitosis, motor proteins carry chromosomes or other microtubules as they walk. Telophase. The spindle disappears, a nuclear membrane re-forms around each set of chromosomes, and a nucleolus reappears in each new nucleus. The chromosomes also start to decondense. Mitosis is the process in which the nucleus of a eukaryotic cell divides. During this process, sister chromatids separate from each other and move to opposite poles of the cell. This happens in four phases, called prophase, metaphase, anaphase, and telophase. 5. Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life. During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form two identical daughter cells. 6. Organisms can repair some of their tissues, using mitosis to regenerate new cells. Damaged skin, for example, constantly repairs itself through the production of new skin cells or scar tissue. Some organisms can even use mitosis to regenerate entire body parts. brainliest??

Explanation:

Answer:

this a test

Explanation:

Im  not going to answer learn by yourself

Tortoise has unique shell and neck for their protection from predators. They also have strong, clawed limbs for walking on land.

The derived characters of a tortoise refer to unique physical adaptations that have evolved to suit their specific needs and ecological niches. The bony or keratinous shell of a tortoise that encases the body is a key adaptation for tortoises that allow them to protect themselves from predators.

Their neck, which is retracted into the shell is protected by special vertebrae that allow for movement and support. Tortoises have also a beak-like mouth with no teeth, which is adapted for herbivorous feeding.

They also have strong, clawed limbs for walking on land and digging burrows. All of these adaptations have helped tortoises to live successfully in their feeding and burrowing behaviors.

Therefore, the tortoise has a unique shell and neck for their protection from predators and strong, clawed limbs for walking on land. All these adaptations help them to survive on Earth.

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Answer:

The answer is carrying capacity

Answer:

C

Explanation:

Specialized cells perform specialized functions in multicellular organisms. Groups of specialized cells cooperate to form a tissue, such as a muscle.

Answer:

Rising ocean temperatures have expanded the range of the lionfish; with little competition, it consumes smaller fish, reducing biodiversity.

Explanation:

As ocean temperatures have increased, the range of the lionfish has increased. As a top predator, it has little competition for eating smaller fish, causing massive destruction by eating endangered fish, reducing biodiversity.

Answer:

it is responsible for fats producing.

Explanation:

i hope it is help full

Explanation:

The phlebotomist should dispose off her gloves in the biohazard waste disposal.

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Hemophilia is caused by a recessive allele found in the X chromosome, so if a male has the defective gene, he will present the disease, because it's the only copy of the gene that he has.

Answer:

Biodiversity is important to humans for a lot a reasons such as life support provides dmfunctioning ecosystems that supply oxygen clean air and water.

if all animals are the same size, shape, color and in the same place they can be more susceptible to extinction with just one event like with big dinosaurs and a asteroid hitting the earth

Answer:

True.

Explanation:

Always label the manipulated variable on the x- axis and the responding variable on the y-axis.

The given statement "Agar is used as a solidifying agent in microbiological media since few bacteria can degrade it" is false because  it can solidify the media while providing a stable surface for microbial growth.

However, agar itself is not easily degraded by most bacteria. It is not used specifically because few bacteria can degrade it, but rather because it has properties that make it suitable for solidifying media.

Agar is a polysaccharide derived from seaweed, commonly used in microbiology as a solidifying agent in media. It forms a gel-like substance when heated and solidifies at room temperature, providing a solid surface for microbial growth.

Microbiological media refers to nutrient-rich substances used to cultivate and grow microorganisms in laboratory settings. These media contain various ingredients like carbohydrates, proteins, and minerals to support the growth and identification of bacteria, fungi, and other microorganisms.

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Answer:True

Explanation:the lithosphere average ls about 100 kilometers in thickness it is like a eggshell compared to earth total radius making rocks dissolve or melt

The ecological footprint has a significant and long-term effect on the environment and sustainability. It measures the impact of human activities on natural resources and ecosystems.

A large ecological footprint signifies high resource consumption, which can lead to resource depletion, habitat destruction, loss of biodiversity, and environmental degradation.

It also contributes to climate change through greenhouse gas emissions and exacerbates social and economic inequalities. To achieve long-term sustainability, it is important to reduce our ecological footprint by adopting sustainable practices, promoting renewable energy, conserving resources, and practicing responsible consumption. By doing so, we can protect the environment, mitigate climate change, and ensure a better future for generations to come.

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Answer: cell membrane??

Explanation:

NADH is the reduced form of nicotinamide adenine dinucleotide as it lacks ion.

The Nicotinamide adenine dinucleotide play critical functions in cellular metabolism, including electron transport during redox processes. the main difference is NADH is reducing in nature while NAD+ is of oxidizing nature.

NADH is formed when NAD+ receives two electrons and a hydrogen ion (H+). This conversion is reversible, with NADH transferring two electrons and a hydrogen ion to other molecules in order to revert to NAD+.

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The phenotypic ratio for the f1 generation that results from a testcross between a homozygous individual and a heterozygous individual is 1:1


test-cross is an test wherein an organism showing dominance for a specific trait must be tested for its genotype.
while an organism shows a dominant character, it may be homozygous or heterozygous for that character.
using the homozygous recessive organism, the genotype of the organism can be tested.
The test cross is done to decide the genotype of a dominant parent if it is a heterozygous or homozygous dominant. On the idea of the effects acquired in the ratio of the offspring, it could be expected that the parent is having which genotype. If all the offspring are of same phenotype, then the parent is homozygous dominant. If there may be 1:1 ratio inside the phenotype of the organisms, the determine is heterozygous dominant.

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The process of continued divergence in this scenario is called reinforcement.

Natural selection works to prevent hybridization between divergent populations through a process known as reinforcement, which leads to the emergence of interbreeding barriers and greater population divergence. In this instance, the environmental change has made it possible for the two previously separated populations to interact once more. However, the hybrid offspring are less likely to survive, which encourages selection against hybridization and the development of novel mating rituals, leading to the populations' continued divergence.

Understanding population dynamics necessitates being aware of the many influences that dispersal, productivity, and survival have on population growth. This is crucial for the preservation of tiny, recently established populations since stochastic births and deaths could have a negative impact on their growth or possibly cause them to go extinct.

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The blood vessel that provides oxygenated blood to the left side of the head is called the left internal carotid artery. This artery originates from the aortic arch and travels up the neck to the base of the skull. It then enters the skull through the carotid canal and branches off to supply blood to the left side of the brain.

The left internal carotid artery is responsible for providing oxygenated blood to the left hemisphere of the brain, which is responsible for language, analytical thinking, and logical reasoning. The blood that flows through this vessel is rich in oxygen and nutrients, which are necessary for proper brain function. It is important to note that the left internal carotid artery is just one of many blood vessels that supply the brain with oxygenated blood. Other important vessels include the right internal carotid artery and the vertebral arteries, which together form the circle of Willis. This network of vessels ensures that the brain receives a constant supply of oxygen and nutrients, which are essential for its proper function.

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Answer: OK!

Explanation: Osmoregulation is the active regulation of the osmotic pressure of an organism's body fluids, detected by osmoreceptors, to maintain the homeostasis of the organism's water content; that is, it maintains the fluid balance and the concentration of electrolytes (salts in solution which in this case is represented by body fluid) to keep the body fluids from becoming too diluted or concentrated.

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