Q: __________ is a substance secreted by cells in the lungs that reduces surface tension.
A: Surface tension is the cohesive force that take place between a liquid-gas or liquid-liquid…
Q: What are some things you do to keep cool on a hot day
A: Summer is the warmest season of the year, falling between spring and autumn. Temperatures over the…
Q: The differences in human skin color are caused by: the amount of melanin in the skin. the amount of…
A: Given: The amount of carotene or distribution of melanine. Carotene are the Photosynthetic pigments…
Q: Early scientists used microscopes and discovered that all living things are made of
A: Introduction :- All living things share several characteristics or functions ;order, sensitivity or…
Q: Fur covers some animals and helps them regulate their body temperature in different climates. What…
A: Thermoregulation is the ability of an organism to regulate body temperature.
Q: answer the question. The bombardier beetle is spraying a boiling hot liquid that contains irritating…
A: Introduction: Beetle is considered to be the gardener's friend and it is a fearsome predator as it…
Q: Two brown eyed parents have a child with blue eyes. Explain how this happened
A: Genes are the specific codes of these amino acids which produces a protein and alleles is the…
Q: Muscle cells differ from nerve cells
A: Muscle cells are of three types cardiac, skeletal, and smooth. The cells of the muscles are called…
Q: Feathers and hair consist mainly of_______ . a. chitin c. keratin b. cartilage d. collagen
A: Feather is a branching, hair-like structure that grows on the bodies of birds, used for flight,…
Q: Question Is number 2 in photos
A: The glucose is obtained either from diet or from the breakdown of glycogen stores in the liver.…
Q: Which system plays the biggest role in fluid balance?a. cardiovascularb. urinaryc. digestived.…
A: Fluid regulations of the body is very necessary for various metabolic reactions as well as for…
Q: Page 5 of 10 761 words mana M m X English (United States)
A: This question is about labelling the diagram of a cell.
Q: Why some oils taste and smell bad?
A: Lipids are large biomolecules comprised of carbon, hydrogen, and oxygen just like another…
Q: __________ is a substance secreted by cells in the lungs that reduces surface tension.
A: Introduction : Chemical substances known as surfactants are employed to reduce the surface tension…
Q: a controlled experiment you could perform to test the speed at which a substance diffuses in water…
A: Diffusion is the process in which the molecules always move from high concentration towards the low…
Q: Muscles are made of ... silica polyester threads calcium and phosphorous groups of cells called…
A: Muscle is a soft tissue containing protein filaments of actin and myosin that slide past one…
Q: Which process is endothermic?a) the evaporation of water from the skinb) the burning of candle waxc)…
A: Reaction involving heat transfer are of two types :- Endothermic reaction and Exothermic reaction.…
Q: What is the electromagnetic spectrum, and explain why an object appears the color you SEE.
A: The electromagnetic (EM) range is the scope of a wide range of EM radiation. Radiation is energy…
Q: The fingers are ...... to the thumb
A: The finger are medial to the thumb.
Q: Imagine you worked in a physical therapy center that uses swimming pools to aid recovery for…
A: Using water as therapy in any form is called hydrotherapy. The use of swimming pools for easing…
Q: The plane divides the body into equal right and left halve
A: Body planes are imaginary lines used to divide the human body into sections. They are used for…
Q: You go for a long walk on a hot clay. Give an example of a way in which homeostasis keeps your body…
A: Each and every self-regulating mechanism, such as homeostasis, helps an organism retain equilibrium…
Q: The human faces is yellow in colour due to the presence of a pigment called___?
A: Pigments are organic compounds that are responsible for specific colors of plant or animals parts.…
Q: Your body releases excess heat through evaporation of sweat. Which characteristic of life best…
A: The cell is the basic structural and functional unit of the body. A group of cells unites to form…
Q: What is the different body parts
A: Every live cell, tissue, and organs in the body is made up of both living and nonliving components…
Q: What is body symmetry
A: Introduction Animals are divided into different groups depends on their outer morphology. Body…
Q: A group of students wanted to learn how the concentration of copper in water affects the survival
A: Copper is the metal which can be toxic and lethal. As it is essential nutrient at low concentration…
Q: How does a human body respond when its internal temperature get too hot
A: Humans, like all mammals, are homeothermic or warm-blooded i.e they use metabolic reactions in the…
Q: What is symmetry
A: To define: To explain what is symmetry and its types
Q: A health-conscious friend asks whether eating carrots is better for the eyesight or for preventing…
A: The answer will be both, as As much as carrots are good for the better eye sight, they are…
Q: Explain why it is important that you not wrap a fire blanket around a person who is standing.
A: Fire blankets containing fire-retardant materials are used to smooth flames by preventing oxygen…
Q: Stars are objects in space that produce their own heat and light. Where would the greatest number…
A: Star It is an astronomical object which have luminous spheroid of plasma held together by its own…
Q: The function of systemic circulation is to get blood to the lungs get oxygen to the cells remove…
A: Blood must always circulate to sustain life. It carries oxygen from the air we breathe to cells…
Q: The most abundant protein in your body is_______ . a. melanin c. collagen b. elastin d. keratin
A: Introduction Protein is an important part of our body as our body has multiple tissues formed of…
Q: Answer the question briefly and explain it(The question is all about History of Life on Earth).…
A: The astronomical studies have revealed that Earth was formed as a planet around 4.5 billion years…
Q: Use the Rules about Matter to answer the questions: Rules about matter There are three rules about…
A: Matter consist of atoms as well as subatomic particles and according the rule of matter.Matter is…
Q: Statement explaining why plastics can accumulate in the ocean over time for kids like use simple…
A: The accumulation of plastics on beaches and in oceans has become a crisis. Billion pounds of plastic…
Q: Why does your skin not dissolve when you go swimming or are caught in the rain?
A: Our body is made up of several protective coverings, which plays several important physiological…
Q: How come a human cannot drink seawater?
A: Excretion is the elimination of metabolic waste products from the body of the organism to regulate…
Q: What is nomenclature
A: Later, Linnaeus divided all living organisms into two kingdoms: Plantae and Animalia. Whittaker…
Q: The plane tha divides the body or an organ into equal right and left halves is
A: The sagittal plane splits an organ or the body vertically into right and left halves equally.
Q: Muscles are made of a) Silica b) Polyesters threads c) Calcium and phosphorous d) Groups of…
A: Muscle is a soft tissue found in humans and most animals. It helps to produce force and motion.
Q: A common characteristic of all living things is that they?
A: Living things are the category of organisms that are alive and they are different from non-living…
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- Looking at hairline (widow's peak = H) and ear shape (ear lobes = E)... If a man who is HhEe has children with a woman who is also HhEe, what percentage of their children will be HhEe? Question 8 options: 6% 100% 19% 25% 56%An individual using a sharp knife notice is a small metal blood where he just cut himself which of the following layers of skin did you have to cut in order to bleedThis ABC video follows the story of a pair of fraternal African-American twins, one of whom is albino.Watch this video (http://openstaxcollege.org/l/albino) to learn about the challenges these children and their family face. Whichethnicities do you think are exempt from the possibility of albinism?