The study of the characteristics of human population (growth, distribution, density, movement, and other visual statistics) is called:
What are some major factors that are related to respiratory diseases that could affect one's vital capacity?
From your text, you may recall that there are 20 amino acids. how many of these amino acids would be considered essential to an adult human?
The ___________ controls vital functions like breathing, heart rate, digestion, and awake/alert arousal.
Immunological memory can be formed by exposure to an antigen which is remembered by specific leukocytes and circulating antibodies. immunological memory can be formed by exposure to an antigen which is remembered by specific leukocytes and circulating antibodies.
a. True
b. False
Which of these species is not endangered today thanks to successful conservation efforts? bald eagle polar bear Bengal tiger leatherback turtle
The process of making multiple copies of a gene by inserting it into a host genome and culturing the host is an example of
You are reading a scientific article about cheetahs that have stripes down their backs instead of spots. the article refers to this as a genetic mutation. though they have no negative impact on the cheetahs' fitness, why are the stripes nevertheless considered a genetic mutation?
The stripes are as yet considered a genetic mutation because of the way that a cheetah's unmistakable checking is their spots which is a hereditary quality, and having stripes is anomalous for the species.
Further Explanation:
Depiction of a cheetah:
The cheetah is one of the most effortless individuals from the feline family, and one of only a handful couple of feline species which depends on speed rather than stealth when chasing. Cheetahs are in reality the quickest land warm blooded animals on Earth, arriving at velocities of 110-120 km/h.
Genetic mutation:
A genetic mutation is a perpetual adjustment in the DNA arrangement that makes up a quality, with the end goal that the succession varies based on what is found in a great many people. Transformations run in size; they can influence anyplace from a solitary DNA building square (base pair) to a huge section of a chromosome that incorporates various qualities.
Case of genetic mutation:
Some notable acquired genetic issue incorporate cystic fibrosis, sickle cell pallor, Tay Sachs infection, phenylketonuria and visual weakness, among numerous others. These clutters are brought about by the change of a solitary quality. The p53 quality makes a protein that prevents transformed cells from separating.
Subject: biology
Level: High School
Keywords: Depiction of a cheetah, Genetic mutation, Case of genetic mutation.
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Describe how the dominant life forms changed during the Mesozoic and Cenozoic Eras.
During the Mesozoic era the dominant life forms were reptiles. The land form was full of reptiles. The small dinosaurs intruded during the Triassic period. The appearance of large species of dinosaur was during the Jurassic and Cretaceous period. As the Mesozoic era progressed mammals and birds came into existence. Gymnosperms were dominant in the Mesozoic era. Angiosperm appeared in the Cretaceous period. After the mass extinction of dinosaurs, mammals and angiosperms were prevalent throughout the Cenozoic era.
The gyri and sulci on the brain greatly increase the brain's surface area. how do you think this increase in surface area relates to improved brain function? 2. can you think of another organ in the human body that is shaped specifically to increase surface area? how does this organ's structure relate to its function in the body? (hint: think about those few bites of pancakes you ate in the opening paragraph.) 3. why do you think you created the frontal lobe of the cerebrum in the same color clay you used to create the three muscles of the face? 4. from the names alone, what do you think are the specific functions of the motor cortex and the sensory cortex of the brain? 5. what do you think the up and down arrows you carved into the spinal cord are meant to represent? 6. how do the central nervous system and the peripheral nervous system work together to control the body?
A client is experiencing acute alcohol withdrawal. what complication should the nurse anticipate based on the present condition?
Which element leaves yellow deposits where it's found in the landscape, and is called "brimstone" in the bible?
The answer is sulfur.
According to the Bibical view the center of the earth was made of the element called brimestone which is also called as burning stone. Now the element is commonly known as sulfur. This sulfur dwells deep inside the earth. The researchers also estimated that the core of the earth has 10 times more sulfur than rest in the world. This element also leaves yellow deposits where it is found in landscape.
Name 2 ways the diffusion of popular customs can adversely affect the environment
The two main ways through which the diffusion of popular customs can adversely affect the environment are depletion of scare natural resources and pollution of landscape.
What is depletion and pollution of landscape?The diffusion of popular customs can adversely impact the environmental quality in two different ways which include depletion of scarce natural resources and pollution of the landscape. Diffusion of popular customs increases the demand for raw materials. It increases the demand for some products which can strain the capacity of the environment.
Depletion in the natural resource accounting for renewable resources, refers to those parts of the harvest, logging, catch and above this sustainable level of the resource stock. For non-renewable resources, the quantity of natural resources can be extracted.
Land pollution refers to the deterioration of the Earth's land surface, at the ground and below ground levels. This causes the accumulation of solid and liquid waste materials that can contaminate groundwater and soil particles.
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The bumpy surface of the tongue is actually peg-like projections called __________.
What effect will an animals eating less during hibernation most likely have it maintenance of cellular homeostasis ?
Eating less food during hibernation helps animals conserve energy, rely on fat reserves, and minimize exposure to dangers.
Explanation:During hibernation, animals experience a decrease in activity and metabolism, leading them to eat less food. This reduction in food intake has several effects on the maintenance of cellular homeostasis. First, it helps the animal conserve energy by reducing metabolic processes, such as protein synthesis and cell division. Second, it allows the animal to rely on stored fat reserves, which can be broken down and used as an energy source during hibernation. Finally, by reducing the need for food, hibernating animals can minimize the risk of exposure to predators or other dangers that may be present during winter months.
Definition: this is the main energy storage and transfer molecule in the cell.
ATP-this is the main energy storage and transfer molecule in the cell
Which part of an amino acid gives the molecule its characteristic chemical properties?
The side chain or R-group of an amino acid gives the molecule its characteristic chemical properties.
Amino acids are composed of a central carbon atom (the alpha carbon) bonded to an amino group (NH2), a carboxyl group (COOH), a hydrogen atom, and a variable side chain known as the R-group. It's the R-group that varies among different amino acids and determines their unique chemical properties. For example, amino acids with hydrophobic R-groups tend to be nonpolar and interact with other nonpolar molecules, while those with polar R-groups can form hydrogen bonds and interact with water and other polar substances. The specific characteristics of the R-group influence the amino acid's role in protein structure, function, and interactions.
Name the 3 chemical products of the light reactions. which two get passed on to the calvin cycle? which one leaves the leaf?
The light-dependent reactions in photosynthesis produce ATP, NADPH, and oxygen. ATP and NADPH are passed to the Calvin cycle, and oxygen is released from the leaf.
Photosynthesis occurs in two main stages: the light-dependent reactions and the Calvin cycle.
The light-dependent reactions produce three primary chemical products: ATP, NADPH and Oxygen (O₂)Among these, ATP and NADPH are passed on to the Calvin cycle, while oxygen is released as a waste product and leaves the leaf.
The chemical energy stored in ATP and NADPH, produced during the light reactions, is utilized in the Calvin cycle to drive the synthesis of glucose from carbon dioxide.The reactants are carbon dioxide (CO₂), ATP, and NADPH.The main product is glucose (C₆H₁₂O₆).The most weathered and leached of all soils are the ________.
A client prescribed pain medication around the clock experiences pain one hour before the next dose of the pain medication is due. which is the most appropriate action by the nurse?
Upon entering the bloodstream, heroin is almost immediately metabolized into:
The glycolysis of glucose occurs in which cellular component?
The glycolysis of glucose occurs in the cellular component of the cytosol. The cytosol is found in the organelles in the body in which these substance or particles are usually suspended, in which is a vital part of where glycolysis of glucose occurs.
most plants appear green because chlorophyll
Plants appear green due to chlorophyll, the main pigment in plants, reflecting green light while absorbing most other colors for photosynthesis.
Explanation:Most plants appear green because chlorophyll, the primary pigment in plants, absorbs light most efficiently in the blue and red parts of the electromagnetic spectrum and less efficiently in the green part. Essentially, green light is reflected, not absorbed, by the plant, giving it a green appearance. This ability of chlorophyll to absorb light energy is vital for the process of photosynthesis wherein plants convert light energy, water, and carbon dioxide into oxygen and glucose.
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How do bacterial species build antibiotic resistance
One of the most important characteristics of a pesticide is how long it will stay deadly in the environment, a characteristic called ____.
a. history
b. persistence
c. usefulness
d. impact
e. lethal dose
The persistence of a pesticide is an important characteristic that refers to how long it will stay deadly in the environment. Persistent organic pollutants accumulate in the environment and can be toxic. The time required to kill all microbes within a sample at a given temperature is known as the D-value.
Explanation:The subject of the question is Biology. One of the most important characteristics of a pesticide is its persistence, which refers to how long it will stay deadly in the environment. This is an important consideration because pesticides that are more persistent can stay in the environment for longer periods of time, potentially causing harm to organisms and ecosystems.
Persistent organic pollutants, or POPs, are a group of chemicals that are long-lasting and can accumulate in the environment. They tend to accumulate in higher trophic levels, such as in the fatty tissues of animals, and they are often toxic. Pesticides that are persistent organic pollutants can have long-term effects on ecosystems.
When it comes to microbes, the term used to describe the time required to kill all of the microbes within a sample at a given temperature is the D-value. This is the time it takes to reduce the population of microbes by one log (i.e., by 90%). It is an important factor to consider in processes such as sterilization and pasteurization.
Overall, understanding the persistence of pesticides, the accumulation of persistent organic pollutants, and the time required to kill microbes can help us assess the impact of chemicals on the environment and make informed decisions about their use.
In an interrupted mating experiment, the purpose of plating cells on a selective medium is
Plating cells on a selective medium in an interrupted mating experiment allows for the isolation and study of specific microorganisms by inhibiting the growth of undesirable ones.
Explanation:In an interrupted mating experiment, plating cells on a selective medium has the purpose of allowing only certain microorganisms to grow while inhibiting the growth of others. The selective medium contains specific additives that favor the growth of the desired microorganisms, allowing for their isolation and study. For example, MacConkey agar is a selective medium that inhibits the growth of gram-positive bacteria and promotes the growth of gram-negative bacteria.
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is a sting ray a herbivore, carnivore, or omnivore
Which process releases oxygen into the atmosphere? 1 point
A. Aerobic Respiration
B. Anarobic Respiration
C. Photosynthesis
What molecule is used to charge the battery of our cells? 1 point
A. ATP
B. Glucose
C. Water
D. DNA
What process is radiant energy converted into chemical energy? 1 point
A. Cellular Respiration
B. Fermentation
C. Photosynthesis
D. Chemosynthesis
Chemical Energy is stored in the bonds of molecules? 1 point
True
False
Answer:
1. Photosynthesis :The process of photosynthesis releases oxygen into the environment. It can be defined as a process by which producers make food by the help of carbon dioxide and water in the presence of sunlight. The products of this process are glucose and oxygen.
2. Adenosine triphosphate: When the cells need energy for performing all the metabolic reactions of the body,The energy stored in the bonds are used. The high energy particles that provide energy to cells is ATP.
3. Photosynthesis: The radiant energy from the sun is converted into chemical energy. The sunlight is trapped by chlorophyll and photolysis of water takes place.Then product(glucose) formation takes place using the carbon dioxide and water and oxygen is released as a by-product.
4.True: The energy is stored in the bonds of the chemical compound that is broken down to release energy from them.
Example:ATP is a high energy molecule that has energy which is used to carry the important chemical reactions that takes place in the body.
Which food should be eaten in order to enhance the bioavailability of iron?
Wisely selecting food combinations and getting enough vitamin C are methods to increase the amount of iron available for use in the body. Vitamin C can be lost because of heat from cooking and long storage so select fresh, raw sources most of the time. Meat-eaters should pay attention on combining animal-based foods with plant sources of iron for improved absorption.
These foods Sources for iron:
Chicken and beef livers, Beef Turkey and chicken, tuna, Fermented soy-based like tofu, Lentils, seeds, nuts, Spinach, Raisins, beans, iron fortified cereals.In genereal, what plant structure would have the most chloroplasts?
A) vacuoles
B) plasmodesmata
C) leaves
D) roots