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The small intestine begins in the stomach.
What results when the water vapor from a hot shower contacts the cooler surface of a mirror?
What type of feedback intensifies a change in the body’s physiological condition rather than reversing it?
Single-celled organisms and multicellular organisms have this in common: both have a way to get rid of waste materials.
What nullified the idea that all biological catalysts are proteins?
Section 2.1 Defining Motion Any object that is changing its position is said to be in motion . In science, motion is defined as a change in position.
Binary compounds of carbon with less electronegative elements are called carbides.
Which best determines the number of wolves that can live in an area?
The water cycle involves movement of water between air and land.
Metallic solids are composed entirely of which atoms?
Individual is the term for an organism, or single living thing.
Which gender typically experiences growth spurts first?
What's the process responsible for the presence of oxygen in our atmosphere?
In naming ternary compounds, which type of particle is stated first?
Beats are the periodic and repeating fluctuations heard in the intensity of a sound when two sound waves of very similar frequencies interfere with one another. When waves of two different frequencies interfere, beating occurs.
Macroevolution refers to changes that occur in a population that lead to the formation of new species . The term macroevolution refers to larger evolutionary changes that result in new species.
Conservation of energy energy can neither be created or destroyed. Energy it can not be destroyed.
When the full complement of 46 chromosomes for humans occurs, this is referred to as the diploid number. There are 46 chromosomes chromosomes in a diploid human cell.
Where do the majority of arthropods live?
Nuclei with even numbers of protons, neutrons, or both are more likely to be this?
What type of winds blow only over a limited area?
In naming ternary compounds, the cation is stated first.
Which of the following statements best describes one way that the Moon is different from Earth?
A relationship between two human body systems could be the digestive system absorbs nutrients which are transported by the circulatory system.
Nonmetals have the highest attraction for electrons.
Water takes the form of ice on planet mars.
97% of the earth's water is salt water (oceans and seas). Most of earth's water is located in oceans
Most digestion is completed in the duodenum.
Copper is mixed with zinc to make brass Brass alloy is made from copper and zinc.
Archimedes' law explains why a ship weighing thousands of metric tons floats on water.
The sun is composed mostly of hydrogen gas. The sun mostly made up of the element hydrogen.
The solid waste is passed out of the body as a bowel movement (BM) through the anus. Solid waste is eliminated from the body through the anus.
What helps amplify the effects of extracellular signals?
From observations as simple as blowing up a balloon, it is clear that increasing the amount of gas increases what else?
Terrestrial biomes are associated with land, while aquatic ones are associated with water.
Something that has all of the characteristics of life is considered to be what?
Scientists can image the solid inner core using energy from earthquakes, known as seismic waves. Seismic waves prove the inner core it is solid.
What kind of energy constitutes the total kinetic energy of all the atoms that make up an object?
Narrow air passages make breathing difficult due to respiratory system disease.
Leukocyte white blood cell. Leukocytes blood cells are white.
Use microscopes to identify basic parts of plant and animal cells (cytoplasm, nucleus, cell membrane, cell wall). A microscope would best help a person observe the parts of a plant cell.
Approximately how many weeks does the fetal period last?
The electromagnetic spectrum represents the full range of frequency of what type of wave?
Remember that ions are atoms that have gained or lost electrons. When an atom gains or loses an electron it becames a(n) ion.
Scissors are compound machines.
Why are most fossils found in sedimentary rocks?
During the early paleozoic, the amount of carbon dioxide in the atmosphere was much greater compared to today.
Electrons always result in an anion that is larger than the parent atom.
What gas comprises about three-fourths of earth's atmosphere?
John There are two types of diabetes, and they really are two quite different diseases. There are two different main types of diabetes.
Resistors connected end to end are said to be in what?
STOMATA As defined by the Merriam-Webster dictionary, a stoma is one of the minute openings in the epidermis of a plant organ through which gaseous interchange takes place. The epidermis of a leaf contains openings known as stomata, through which the exchange of gases takes place.
Gasses have neither a definite shape nor volume, and both of these are defined by the shape and volume of their container. The gas form of matter has neither a definite shape nor a definite volume.
What is the skeleton of the cell?
What law explains why some objects float and some sink
What occurs when an unstable nucleus emits a beta particle and energy?
The chemical behavior of elements can largely be explained by electron configurations.
Which two processes in the water cycle are primarily responsible for the creation of a lake?
Electrochemistry is the study of the relationship between electricity and chemical reactions.
Semen consists of a mixture of sperm from the testicles and primarily fluid from the seminal vesicles and prostate gland, but also contains smaller amounts of other fluids secreted from glands along the urethra. The prostate gland secretes a fluid that mixes with sperm to help form semen.
What is the opening in the front of the eye called?
You call the carbohydrate formed when two monosaccharides bond together disaccharide.
Respiratory acidosis is considered to be problematic because excess co2 in blood.
Cellulose is created by the polymerization of glucose.
Proteins that act as catalysts in biochemical reactions are called enzymes. In a biological reaction, proteins act as catalysts.
In science, what do you call something that always applies under the same conditions?
When substances pass through the cell membrane without needing any energy, it is called passive transport.
A redox reaction rearranges the subatomic particles known as electrons.
Type 2 diabetes occurs when the cells do not use insulin properly and the pancreas is not producing enough insulin. In type 2 diabetes, the pancreas can still make insulin, but the cells of the body cannot use it efficiently.
There are two types of surface waves.
What type of seeds come from plants that were traditionally grown in human populations, as opposed to the seeds used for large-scale agricultural production?
What do you call elements that contain only atoms of one type of element?
Motion is change in position. In science, motion is defined as a change in position.
Pathogens are disease-causing agents, such as bacteria and viruses. Pathogens is the term for disease-causing agents, such as bacteria and viruses.
Epithelial tissues cover the body surface of all animals and line internal organs from gut cavities to vertebrate lungs; Epithelial? tissue consists of cells that cover inner and outer body surfaces.
Frogs replace them with lungs in the transition from tadpoles to adults. A frog develops (a/an) lungs as it changes from a tadpole to an adult frog.
All carbon atoms have how many protons?
What are some of the giant fairy rings produced by?
Amphibians have a three-chambered heart with partial separation of oxygenated and deoxygenated blood. There are three chambers in an amphibian heart.
What is the white solid that forms on corroded battery terminals?
What is the term for electric current that keeps reversing direction?
Process of desalinization helps provide cleaner water for agriculture.
Am radio waves exist in the 540 to 1600 khz frequency range.
Primates have five digits on each extremity.
On which ridge does iceland sit?
Haumea is part of the a collisional family.
If the carbon of a fatty acid chain bind the maximum possible number of hydrogen atoms, the fatty acid is saturated, If the number of hydrogen atoms bound by the carbons is less than the possible maximum, the fatty acid is unsaturated. Carbon atoms are bonded to as many hydrogen atoms as possible in saturated fatty acids.
One gram of protein is equal to four calories, and 1 g of carbohydrates is equal to 4 calories. One gram of proteins provides four calories of energy.
Which trait do children most likely inherit from their parents?
Looking directly at the sun can cause blindness.
The sum of the kinetic and potential energies of a system’s atoms and molecules is called internal energy.
What charge do atoms carry?
When gas particles heat up, pressure increase.
What is the common abbreviation for noting the rhesus blood type?
The presence of antigens stimulates the lymphocyte cells into producing polyclonal antibodies . An animal produces polyclonal antibodies after exposure to a microbial antigen.
The fetal period lasts approximately 30 weeks weeks.
The Standard Model answers many of the questions of the structure and stability of matter with its six types of quarks, six of leptons, and the four force types. There are six types of leptons.
How does a cell's membrane keep extracellular materials from mixing with it's internal components?
From earth, the sun appears brighter than any other star because the sun is the closest star
The term passive transport describes a way that small molecules or ions move across the cell membrane without input of energy by the cell.