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Which of the following organs transports semen through the penis?
Which of the following describes the location of the heart relative to the lungs?
The rectum is a part of which of the following organs?
Which of the following types of variables is changed in a scientific experiment?
What type of reaction is shown below?
CaCl2 + 2NaOH → Ca(OH)2 + 2NaCl
Which of the following is NOT part of the innate immune system?
Which of the following is NOT a function of the respiratory system in humans?
Which of the following processes occurs in red bone marrow?
Which of the following parts of the nervous system is protected by the vertebral column?
Which of the following is a monomer used to build carbohydrates?
Which of the following terms describes a conclusion reached on the basis of evidence and reasoning?
If a plant that is homozygous dominant (T) for a trait is crossed with a plant that is homozygous recessive (t) for the same trait, what will be the phenotype of the offspring if the trait follows Mendelian patterns of inheritance?
Which of the following processes uses the information stored in RNA to produce a protein?
In the digestive system, the majority of nutrients are absorbed in which of the following organs?
Which of the following is the number of chromosomes found in a human gamete?
At what temperature is the highest mass of NaCl soluble in 100 grams of water?
Which of the following is composed of a motor neuron and its associated muscle fibers?
Which of the following molecules can be found in abundance in a fatigued muscle?
Which of the following processes produces a gas from a solid?
A student isolates and purifies a substance. She then puts it into the lab refrigerator at 4°C. When she comes back the next day, she notices that it has solidified. Which of the following statements about the substance is true?
Which of the following molecules experience London dispersion forces?
Which of the following is a heterogeneous mixture?
A woman has been suffering from heartburn and thinks that a particular food is causing it. She decides that for each week during a single month, she will not eat a specific food and see if she has heartburn that week. In her experiment, the food she removes from her diet would be which of the following types of variable?
Which of the following is true of a gene that is expressed?
Which of the following glands provides nourishment for sperm as well as the majority of the fluid that combines with sperm to form semen?
Which of the following does NOT correctly match the endocrine system organ with its function?
Which part of the peripheral nervous system controls voluntary muscle actions?
People who suffer from type I diabetes are lacking function in which of the following organs?
How many electrons can the 2s orbital hold?
Which of the following describes what happens to the atomic radius when moving left to right on the periodic table?
Which of the following correctly describes atomic number?
Which of the following type of bone tissue gives bone its hardness and strength?
According to electron theory, which of the following is the maximum number of bonds a carbon atom can have?
Which of the following is an example of human error in an experiment?
What is the electron configuration of ground-state neutral magnesium (Mg)?
Which of the following is the temperature at which all molecular motion stops?
Which of the following compounds has the highest bond polarity?
Which of the following is an example of a homozygous genotype that will express a recessive phenotype?
Which of the following groups on the periodic table will typically adopt a charge of +1 when forming ionic compounds?
How many electrons does a neutral atom of vanadium (V) have?
What will happen to the pH of a nitric acid solution that is diluted by a factor of ten?
A scientist believes that a particular species of algae, S. sponferus, can grow even when living deep underwater. However, he hypothesizes that this species may grow more slowly than algae in other environments due to the lack of sunlight at this depth. Which of the following findings would not support the scientist’s hypothesis?
Which of the following is the primary function of the large intestine?
Which of the following heart valves prevents blood from going back into the right ventricle?
Tin-112 (Sn-112) is the most abundant isotope of tin (Sn) and has a mass number of 112. How many neutrons does Sn-112 have?
Which of the following bones are directly connected to the ulna and radius?
Mitochondrial myopathy, a mitochondrial disease that leads to low energy, heart issues, and kidney problems, happens when a cytosine is replaced by a thymine. What type of mutation causes mitochondrial myopathy?
An individual who is heterozygous for a recessive trait is mated with an individual who is homozygous for the trait. What percentage of offspring will express the recessive trait?
Which of the following mixtures is heterogeneous?