Dust can be found if every household, either it contains pets or not such as dogs and cats. It is said that these dusts was “alive” as part of home’s living occupants. Do you think these particles could possibly originate from the human body? Why or why not?

Q: A person is declared dead upon the irreversible ceasing of spontaneous body functions: brain…

A: The human body is composed of trillions of cells. They provide structure for the body, take in…

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: Speculative fiction is any fictional story in which ___________________than the rules of our current…

A: 1. literature changes the laws of what’s real or possible as we know them in our current society,

Q: Which of these is the first step for positron-emission tomography (PET)? A. Inject a radioactive…

A: Answer: Introduction: Positron emission tomography (PET) is a practical imaging procedure or scan…

Q: "Life has shaped earth just by existing”. In 2-3 sentences, explain this statement briefly by citing…

A: Life is a complex entity  and it does not formed in just one day. Millions and millions of years…

Q: This image is a model that shows 3 different sized cells. The yellow area of each square is the part…

A: Multicellular organisms are defined as the type of complex organisms that are composed of more of…

Q: A person is declared to be dead upon the irreversible casing of spontaneous body functions: brain…

A: Ans. Complete cessation of cardio-respiratory functions leads to brain death very quickly.  Brain…

Q: Histology is the scientific study of biological tissues in fine detail using microscopes. True or…

A: The scientific method is a practical method of obtaining knowledge. It includes precise observation,…

Q: Which of the following is correct:(a) Cells of all living organisms have a nucleus.(b) Both animal…

A: The organism is defined as any individual entity that embodies the properties of life. It is…

Q: A human cell was placed in a solution. The human cell absorbed the water and then burst. What kind…

A: The human body is composed of millions of cells. They provide structure to the body, take in…

Q: Blood cells have a rigid cell wall.

A: Blood cells does not have cell walls. It’s only the plant cells that has rigid cell walls to provide…

Q: A person is declared dead upon the irreversible ceasing of spontaneous body functions: brain…

A: The brain is the most important organ, present in higher and complex living organisms. It controls…

Q: True or False: Basic unit of life is an atom. True O False

A: Various living and none living systems occur in nature. Both of them have particular characteristics…

Q: . The amount of dust that collects in a house with an assortment of dogs, cats, and people is truly…

A: An absence of dampness in the skin cells can push the rate of cell death up, prompting an expanded…

Q: A single human body cell typically contains thousands of structures that contain information. How…

A: Introduction  A human body is made up of billions of cells. They helps to give a proper structure to…

Q: Growth and development of an organism is mainly influenced by

A: Growth and development occurs from the beginning of life that is from the embryonic stage upto the…

Q: The medical imaging technology magnetic resonance imaging (MRI) is used in hospitals and radiology…

A: MRI also called as Magnetic Resonance Imaging is a detecting machine that uses the radio waves to…

Q: cells were blocks of multicellular organism is credited to:

A: Multicellular organisms are made up of several cells. Animals, plants, fungus, ciliates, algae, and…

Q: Which of the following structures should you be able to make out clearly under a compound…

A: A compound microscope is an indispensable instrument in any biological laboratory. It is used for…

Q: Among the Philippines science and technology inventions contributed by our fellow Filipinos. Choose…

A: Filipino scientist are those scientist who belonged to Phillipines , their contribution to the world…

Q: In 1665 Robert Hooke, an English scientist, published his book Micrographia, in which he described…

A: According to the cell theory, the cell is the basic unit of living organisms. However, before the…

Q: The amount of dust that collects in a house with an assortment of dogs, cats, and people is truly…

A: Our skin has various roles. It is a stable but versatile outer covering that serves as a shield,…

Q: A fluid cavity

A: In the human body, every organ is surrounded by layers such as pleural layers and pericardium. These…

Q: All living organisms are mostly water

A: INTRODUCTION All living organisms contain water, they need water for their survival and to meet…

Q: life sciences

A: Branches of science are also called sciences or scientific fields or disciplines. The common…

Q: How do scientists know the blob is a living organism

A: Any living organisms shows some characteristics that are unique in the living organisms and do not…

Q: Each pair of picture shares a distinct characteristic that is common to all living things. Name the…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: Something that has all of the parts needed to carry out the processes of life is a(n). organ…

A: Life processes are functions that are needed to carry out by living things so that they can survive…

Q: what is a microscopic organism that live in soil, water, organic matter or the bodies of plants and…

A: A microbe is a living entity that is so tiny that it cannot be seen with the naked eye. Microbiology…

Q: What happens in the human body when you get wrinkles from the water

A: Vasoconstriction is defined as a process where the blood vessels in the body gets constricted and…

Q: Which of the following statements is false?a. The plasma membrane is the outermost componentof all…

A: The term cell is associated with the smallest unit of a living being. The cell provides a site to…

Q: The

A: The perimeter city walls represents the ___________[ nucleus,organelles .plasma membrane] of  the…

Q: Select the best answer or answers from the choices given:  The smallest unit capable of life by…

A: Answer: Introduction: The biological stages of association of living things organized from the…

Q: hy is the human body compared to a fine-tuned machine

A: The human body is compared to a fine-tuned machine because of its functions by different organs and…

Q: Label everything you can in this figure showing the Central Dogma. Include processes, structures,…

A: Answer: CENTRAL DOGMA : It is the complete process of conversion of DNA in to proteins. It is a…

Q: A scar can form where there was cell damage. The scientific term for a scar is ___.

A: After replacement of a injuries the area of injuries shows a replaced skin called scar.

Q: Which of the following is responsiblefor giving colour to human skin?A. Luciferin…

A: Luciferin is a protein which on biochemical oxidation releases light energy causing glow.…

Q: POSSIBLI Take each of the images below and place them into the correct scale: Large: %3D…

A: Answers: Large:  Trees Macroscopic:  Air Microscopic:  Cell image under the microscope

Q: fill in blank

A: The Fovea Centralis is the yellowish central region of the fovea that contains a large number of…

Q: A ball of snow when rolled over snow increases in mass, volume and size. Is this comparable to…

A: Growth refers to increase in size and changes in shape of a developing organism, depending upon the…

Q: Medicine. After bypass surgery, patients are placed in an intensive care unit (ICU) until their…

A: Considering all the probabilities and the given scenarios we may address the questions as below…

Q: The cell membrane is _______, which means that is allows some substances to pass through it while…

A: The cell membrane consists of a phospholipid bilayer. It consists of two type of proteins called the…

Q: At a microscopic level we find two kinds of cells:

A: The study of the cell is dependent on the microscopes because the cell is a very small unit and can…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.