Provides structural support for growth and transports materials
a) Phloem b) Cuticle c) Root d) Stem e) Pistil f) Epidermis g) Guard Cells

1- Lactobacillus: Lactobacillus is a type of bacteria that is commonly found in the human gut and in fermented foods.

2- Herpes virus: The herpes virus is a type of virus that causes infections in humans.

3- SARS virus: The SARS virus, or severe acute respiratory syndrome virus, is a type of coronavirus that was first identified in 2002.

4- Ebola virus: The Ebola virus is a type of virus that causes Ebola virus disease, a severe and often fatal illness that affects humans and other primates.

1- Lactobacillus: Lactobacillus is a type of bacteria that is commonly found in the human gut and in fermented foods. It is considered a "good" bacteria, as it helps to maintain a healthy balance of microorganisms in the digestive system and can also aid in the production of certain vitamins. Lactobacillus is often used in probiotic supplements and is generally considered safe for human consumption.

2- Herpes virus: The herpes virus is a type of virus that causes infections in humans. There are several different types of herpes viruses, but the most common are herpes simplex virus type 1 (HSV-1), which typically causes cold sores, and herpes simplex virus type 2 (HSV-2), which typically causes genital herpes. Herpes viruses are highly contagious and can be spread through close personal contact, such as kissing or sexual contact.

3- SARS virus: The SARS virus, or severe acute respiratory syndrome virus, is a type of coronavirus that was first identified in 2002. It causes a severe respiratory illness that can be fatal in some cases. The SARS virus is thought to have originated in bats and was transmitted to humans through an intermediate host, likely civet cats. The SARS outbreak was contained in 2003, but the virus is still considered a potential threat to public health.

4- Ebola virus: The Ebola virus is a type of virus that causes Ebola virus disease, a severe and often fatal illness that affects humans and other primates. The Ebola virus is transmitted through contact with the bodily fluids of an infected person or animal, and can cause symptoms such as fever, vomiting, diarrhea, and internal bleeding. There have been several outbreaks of Ebola virus disease in Africa, including a major outbreak in 2014-2016 that resulted in over 11,000 deaths.

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Answer:

1. Birds have feathers of different colours.

2. Woodpeckers have long beaks.

3. Sunbird is a non-migratory bird.

or

3. Sunbird is sedentary bird.

Explanation:

hope this helps and is right :)

p.s. i really need brainliest.

The correct answer is c. holoplankton.

These are organisms that spend their entire life cycle as plankton, meaning they are unable to swim against the current and are carried by the ocean's currents. Diatoms and copepods are examples of holoplankton.

Nanoplankton refers to very small planktonic organisms, typically less than 20 micrometers in size, while meroplankton are organisms that spend only part of their life cycle as plankton and eventually settle on the ocean floor or attach to a surface.

Zooplankton, on the other hand, are a diverse group of planktonic animals that include both holoplankton and meroplankton, and can range in size from microscopic to several centimeters long.


Holoplankton are organisms that spend their entire life cycle as plankton. They are a vital component of the aquatic food chain, serving as primary producers or consumers.

Diatoms, which are single-celled algae, and copepods, which are small crustaceans, are both examples of holoplankton. These organisms play an essential role in maintaining the balance and health of marine and freshwater ecosystems.

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Answer:

In the mitochondrion, the matrix is the space within the inner membrane. ... The enzymes in the matrix facilitate reactions responsible for the production of ATP, such as the citric acid cycle, oxidative phosphorylation, oxidation of pyruvate, and the beta oxidation of fatty acids.

Explanation:

In the mitochondrion, the matrix is the space within the inner membrane. ... The enzymes in the matrix facilitate reactions responsible for the production of ATP, such as the citric acid cycle, oxidative phosphorylation, oxidation of pyruvate, and the beta oxidation of fatty acids.

If this e-stuary is converted to a place used to build a hostel, there will be loss of breeding grounds for marine species.

An es-tuary is a point where salt water and fresh water meet. The es-tuaries are characterized by changes in salt concentration.

Now, if this estuary is converted to a place used to build a hostel, there will be loss of breeding grounds for marine species.

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In conclusion, motor neurons innervate striated muscle fibers, allowing for voluntary movement, while sensory neurons innervate Pacinian corpuscles, enabling the detection of mechanical pressure and vibration.

The nerves that innervate striated muscle fibers are called motor neurons, while the nerves that innervate specialized fibers called Pacinian corpuscles are sensory neurons.

1. Motor neurons innervate striated muscle fibers, which are responsible for voluntary movement in the body. These motor neurons originate in the motor cortex of the brain and travel through the spinal cord to reach the muscle fibers. They transmit signals from the brain to the muscle fibers, causing them to contract and produce movement.

2. Sensory neurons, on the other hand, innervate specialized fibers called Pacinian corpuscles. Pacinian corpuscles are found in the skin and are responsible for detecting mechanical pressure and vibration.

When a mechanical stimulus is applied to the skin, the Pacinian corpuscles generate electrical signals that are transmitted by sensory neurons to the brain for interpretation.

In conclusion, motor neurons innervate striated muscle fibers, allowing for voluntary movement, while sensory neurons innervate Pacinian corpuscles, enabling the detection of mechanical pressure and vibration.

These two types of neurons play distinct roles in the nervous system, contributing to our ability to sense and interact with the world around us.

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Answer:

D

Explanation:

because it could be dangerous

The correct genotype of the parents shown in the picture is Rr and Rr (option D).

Genotypes are part (DNA sequence) of the genetic makeup of an organism which determines a specific characteristic (phenotype) of that organism.

According to this question, the dominant allele for flower color is red (R) while the recessive allele is white (r).

However, when two red colored parents were crossed, three red and one white offsprings were produced. This means that both of the parents carry a recessive allele for white coloration i.e. the parents are heterozygous.

This suggests that the genotype of both parents are Rr (red) and Rr (red) respectively.

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Answer:

B: An educated guess about something in an experiment.

Explanation:

A hypothesis is when you take information you already know and make an assumption to what you think will or won't happen.

Phylogenetic evidence supports the conclusion that crocodiles are more closely related to birds than lizards based on molecular and morphological studies.

Molecular studies analyze genetic sequences, such as mitochondrial and nuclear DNA, to determine evolutionary relationships. These studies have shown that crocodiles and birds share more genetic similarities than crocodiles and lizards do, indicating a closer common ancestor between crocodiles and birds. Morphological studies focus on anatomical features, and the examination of fossils has provided evidence of a shared evolutionary history between crocodiles and birds.

For example, both groups have a semi-erect stance, a specialized respiratory system (uni-directional airflow), and a unique four-chambered heart. These features are not found in lizards, which further supports the idea that crocodiles are more closely related to birds. In summary, phylogenetic evidence from molecular and morphological studies demonstrates that crocodiles and birds share a closer common ancestor than crocodiles and lizards, confirming their closer relationship. These findings have led to the establishment of the Archosauria group, which includes crocodiles, birds, and their extinct relatives, highlighting their shared evolutionary lineage.

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Answer:

Rare bleeding disorder due to inherited deficiencies in co-agulation factor.

Explanation:

Answer:

Explanation:

For example, organisms placed in the same genus are always more closely related than those in different genera in the same family, and organisms in the same family are more closely related than those in different orders.

Answer:

I believe its organisms in the same genus

Explanation:

The moon is a major influence on the Earth's tides, but the sun also generates considerable tidal forces.

Answer:

Mitochondria

Explanation:

Plants.

Answer:

b.mitochanrida

Explanation:

Answer:

Erosion is the geological process in which earthen materials are worn away and transported by natural forces such as wind or water.

Answer:

c & d

Explanation:

I just took the quiz and I got D correct. I'm not sure about C but the rest of the options don't make sense, so it's probably C.

A bacterial cell which is producing spider venom protein is an example of genetically modified organism and a transgenic organism. Thus, the correct options are C and D.

Transgenic organism refers to those organisms or cells whose genome has been modified or altered by the introduction of one or more foreign DNA sequences which are beneficial from another species through artificial means. Transgenic organisms are generated in the laboratory for research purposes.

A bacterial cell which is making a protein that is normally found in spider venom is an example of genetically modified or transgenic organism as in these organisms the genome of the organism is modified or altered as per the requirements.

Therefore, the correct options are C and D.

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Answer:

Seed enhancement is a set of techniques and treatments used to improve seed performance and increase the chances of successful germination and establishment of the plant. These techniques include seed priming, coating, pelleting, scarification, and disinfection. Seed priming involves soaking seeds in water for a specified period to initiate germination and help break dormancy. Coating and pelleting involve applying a protective layer to the seed, which helps to improve seed handling, plantability, and resistance to pests and diseases. Scarification is a process of mechanically or chemically breaking the seed coat to improve seed germination, while disinfection involves treating the seed to eliminate pathogens and improve seed health. The goal of seed enhancement is to maximize the yield potential of a seed lot and ensure that the plants grown from the seed have the best chance of survival and productivity.

Answer:

A. True

B. True

C. True

D. False

E. True

Hopefully this helps!

The quaternary consumer is an animal that comes at the top of the food chain after the primary consumer.

These animals eat those animals which are at lower levels in the food chain such as secondary and tertiary consumers.

A few examples of quaternary consumers are hawks, white sharks, lions, etc.

In a food chain, a lion as a quaternary consumer starts with a mouse that consumes grass. Afterward, the mouse is consumed by a rabbit, becoming the rabbit’s secondary consumer. Afterward, the rabbit is consumed by a jackal, becoming the tertiary consumer, and lastly, the lion then consumes the jackal, thereby taking him to the position of the quaternary consumer.

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The quaternary consumer is then defined as the one who feeds on tertiary consumers.  These are the animals that consumes at the top of the food chain after the primary consumer.

Quaternary consumer primarily prey on or eat animals lower in the food chain than themselves, such as tertiary and secondary consumers. They are usually larger animals. Because they are larger, they also need to eat a lot of food to stay alive, so there are usually fewer quaternary consumers in an ecosystem than other animals.

The quaternary consumers are obligate meat consumers, most are opportunistic predators that eat tertiary, secondary, or even primary consumers. Some examples of quaternary consumers are Eagles, Polar bears, Lions, Tigers etc.

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Your answer: Statement C is false. Exchanges between blood and tissue fluid occur across the walls of capillaries, not venules. Capillaries have thin walls that allow for the exchange of nutrients, gases, and waste between blood and tissues, while venules primarily function to collect blood from capillaries and transport it back to the veins.

Exchanges between blood and tissue fluid occur across the walls of capillaries, not venules. Capillaries are the smallest blood vessels in the body, and their walls are thin and porous, allowing for the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues. Venules are slightly larger than capillaries and function to collect blood from the capillaries and transport it back to the larger veins. However, venules do not play a major role in the exchange of substances between blood and tissue fluid.

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Your answer: Statement C is false. Exchanges between blood and tissue fluid occur across the walls of capillaries, not venules. Capillaries have thin walls that allow for the exchange of nutrients, gases, and waste between blood and tissues, while venules primarily function to collect blood from capillaries and transport it back to the veins.

Exchanges between blood and tissue fluid occur across the walls of capillaries, not venules. Capillaries are the smallest blood vessels in the body, and their walls are thin and porous, allowing for the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues. Venules are slightly larger than capillaries and function to collect blood from the capillaries and transport it back to the larger veins. However, venules do not play a major role in the exchange of substances between blood and tissue fluid.

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When the vasomotor center of our brain wishes to increase blood pressure, it increases the heart rate signals causing The greater contraction of the heart causes more blood vessels to constrict, increasing the blood vessels' resistance.

By speeding the heartbeat, making the heart beat harder, and constricting some blood vessels, the sympathetic nervous system increases blood pressure. This will enhance the vessels' resistance.

What controls blood pressure by the vasomotor center?

The vasomotor center modifies the tone of the vascular smooth muscle. Both the local and systemic blood pressure are impacted by this. The vasomotor center produces increased sympathetic tone when blood pressure lowers. This causes an increase in blood pressure.

How is blood pressure regulated?

The autonomic nervous system has short-term control over blood pressure (ANS). Baroreceptors are capable of detecting changes in blood pressure. These are situated in the carotid sinus and aortic arch. High arterial pressure causes the blood vessel wall to stretch, activating the baroreceptors.

What systems regulate peripheral resistance in the vasomotor center?

The vasomotor center in the tunica media regulates smooth muscle contraction or vessel tone. Circulating output is impacted by changes in peripheral resistance, pressure, and flow. The majority of these neurons are in charge of causing sympathetic neurons to release the neurotransmitter norepinephrine.

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Each month, a graafian follicle ruptures on the ovarian cortex, and an ovum releases into the pelvic cavity and into the fallopian tube. This process is known as Ovulation.

The process of an egg being released from the ovary is called ovulation. The egg is released and travels down the fallopian tube, where it remains for 12 to 24 hours before being fertilized. The egg may or may not be fertilized by sperm when it is released. If the egg is fertilized, it may move to the uterus where it will implant and grow into a pregnancy.

Follicle-stimulating hormone (FSH), which is released by your body during the follicular phase, aids in the maturation and preparation of the egg in your ovary for release.

When the egg is fully developed, your body produces a large amount of luteinizing hormone (LH), which causes the egg to be released. Around day 14, between 28 and 36 hours after the LH spike, ovulation typically takes place.

Luteinization occurs after ovulation. In the event of pregnancy, hormones will prevent the lining from shedding. If not, bleeding will begin on or around day 28 of the cycle, starting the following cycle.

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Answer:

a

Explanation:

Babies of fathers who smoke may have higher rates of birth defects, infant mortality, and cardiovascular problems due to the harmful effects of smoking on the father's sperm. Smoking introduces toxins and harmful chemicals into the body, which can damage the DNA in sperm cells. When fertilization occurs, these damaged sperm can contribute to genetic abnormalities in the developing baby.

Furthermore, smoking has been linked to reduced sperm quality and quantity. This can increase the risk of miscarriage, stillbirth, or preterm birth, leading to higher infant mortality rates.

In addition, smoking during pregnancy has been shown to increase the risk of cardiovascular problems in babies. The chemicals in tobacco smoke can restrict blood flow to the fetus, affecting the development of the cardiovascular system.

In conclusion, the increased rates of birth defects, infant mortality, and cardiovascular problems in babies of fathers who smoke can be attributed to the harmful effects of smoking on sperm quality and DNA, as well as the negative impact on fetal development caused by reduced blood flow. It is important for both parents to quit smoking to protect the health of their future child.

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Answer:

CO2 and O2 are water-soluble molecules that diffuse freely across cell membranes.

Cells expend energy in the form of ATP hydrolysis so as to maintain ion concentrations that differ from those found outside the cell.

Explanation:

CO2 and O2 are highly soluble molecules in water due to their polarizability and their ability to react with water molecules and form new compounds. CO2 is 30 times more soluble in water than oxygen, which also has a high solubility. This ability allows these two molecules to diffuse freely across cell membranes.

Cells promote hydrolysis, that is, the breakdown of ATP molecules when they need to expend energy for any metabolic process, especially when they need to maintain a balance between ion concentrations inside and outside the cell. This is because ATP is a highly energetic molecule and its breakdown promotes energy for the cell to use in its activities.

The products of cellular respiration are carbon dioxide, water, and ATP. Cellular respiration is the process by which cells convert glucose and oxygen into usable energy in the form of ATP.

During this process, oxygen is used as a reactant, and glucose is broken down into carbon dioxide and water, releasing energy that is used to produce ATP. The ATP is then used by the cell for various processes that require energy, such as muscle contraction, protein synthesis, and nerve impulses.

Carbon dioxide and water are waste products of cellular respiration and are eliminated from the body through breathing and other excretory processes. Overall, cellular respiration is a crucial process for all living organisms as it provides the energy necessary for life-sustaining functions.

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Answer:

Igneous rocks are formed from melted rock deep inside the Earth. Sedimentary rocks are formed from layers of sand, silt, dead plants, and animal skeletons. Metamorphic rocks formed from other rocks that are changed by heat and pressure underground.

Explanation:

Answer:

Igneous: Cooling of Magma

Metamorphic: Heat and Pressure

Sedimentary: Sediments being pushed together (pressure) after they have made their way together.

Explanation: