Shia's Experience and Hedy Lamarr's Innovations

An informal tone in writing uses conversational language and avoids technical jargon. It's like chatting with a friend.

The author's purpose in writing is to inform the reader about how to redirect a dog's biting behavior. They provide practical advice and solutions.

The main argument is that tipping allows restaurants to pay servers less than minimum wage, which creates resentment and devalues their work. The author proposes abolishing tipping and paying servers a living wage.

Restaurateurs are the owners or managers of a restaurant.

The author argues that customers are paying a significant portion of servers' wages through tips, as servers are often paid below minimum wage.

The author believes that abolishing tipping and paying servers a living wage would make both servers and customers happier, leading to better service and a more positive dining experience.

The author claims that abolishing tipping would be beneficial for both servers and customers, creating a fairer system. The author expresses their opinion on the issue.

The author describes tipping as a system that devalues servers' work and creates resentment among customers. They argue that it is an unfair practice.

The excerpt focuses on a mysterious and frightening experience Shia encounters at work, causing him to leave early.

The passage conveys a sense of tension and suspense as Shia faces an unexplained and alarming situation.

The sentence "He sent his boss a single text message before turning over and trying to force himself to sleep: ‘I don't think I can work late anymore."

A New York Times Bestseller List would provide recommendations for other suspense novels.

The details about the birthday party suggest that Dr. Creekstone is unusual and enjoys unconventional events.

The quote "We'll need at least seven more zebras" implies that Dr. Creekstone enjoys having a large number of zebras at his parties.

A communication technique where radio signals change frequencies rapidly to avoid interference and detection.

Hedy Lamarr's innovation of frequency-hopping was initially rejected by the US Navy due to technological limitations and their focus on military solutions at that time.

Hedy Lamarr's frequency-hopping technology, originally intended for wartime communication, later found widespread application in modern technologies like cell phones, Bluetooth, and Wi-Fi.

The author is emphasizing that the frequency-hopping system, initially disregarded, played a crucial role in shaping modern technology, highlighting the often-overlooked contributions of unsung inventors.

Hedy Lamarr's acting career, while successful, may have been overshadowed by her groundbreaking scientific invention.

Hedy Lamarr's invention of frequency-hopping, crucial for modern technologies, was largely overlooked during World War II, highlighting the importance of acknowledging contributions across different fields.

The contraction "who's" represents the words "who is" and is correctly used in the sentence because it refers to the person causing confusion about who is in charge.

When listing multiple items in a sentence, use commas to separate them. The items are part of a larger phrase, so no dashes are needed.

The sentence "Organic gardening ranges from basic composting to a chemical analysis of the soil." supports the thesis statement because it shows the flexibility and range of organic gardening practices.

The prefix "inter-" means "between, among, or mutually." The sentence uses "intergalactic" to describe a spaceship that travels between galaxies.

The transition word "thus" correctly connects the two sentences because it shows a cause-and-effect relationship. The first sentence states Gilda attends college, and the second sentence states the consequence—she works full-time.

Capitalize proper nouns, including names of organizations, specific places, and titles. In this sentence, "A1 Plumbing Board of Directors" should be capitalized because it is a specific organization.

The subject "Statistics" is plural and therefore requires the plural verb "are" in both sentences.

The two sentences are grammatically correct and use subject-verb agreement. The first sentence is in present tense, using "are" for the plural subject "statistics." The second sentence uses present tense in the verb "are", correctly agreeing with the plural subject "statistics."

Uracil is a nitrogenous base found in RNA but not DNA. It pairs with adenine, just as thymine does in DNA.

Histones are proteins that DNA wraps around to form nucleosomes, the basic units of chromatin. This packaging helps organize and compact DNA.

The epiglottis is a flap of cartilage that covers the trachea during swallowing, preventing food from entering the airway.

The complementary strand of DNA has bases that pair with the original strand. Adenine pairs with thymine (A-T), and cytosine pairs with guanine (C-G). The sequence is read in the opposite direction.

During inhalation, the diaphragm contracts and moves downward, increasing the volume of the thoracic cavity. This decreases pressure within the lungs, causing air to flow in.

The Arctic fox's coat color changes from brown in summer to white in winter. This change in phenotype is due to environmental factors, not a change in genotype.

Water has a concave meniscus because the adhesive forces between water molecules and the glass are stronger than the cohesive forces between water molecules. This causes the water to climb up the sides of the glass.

A catalyst speeds up a reaction by lowering the activation energy needed to start the reaction. It does not change the product yield or make a nonspontaneous reaction spontaneous.

The process by which a solid directly changes into a gas, skipping the liquid phase.

Aquaporins are proteins embedded in the membranes of kidney cells that allow water to pass through.

The movement of substances across a cell membrane against their concentration gradient, requiring energy.

The movement of water out of a cell when the concentration of solutes is higher outside the cell.

The transfer of a substance from an area of high concentration to an area of low concentration.

Koch's postulates are four criteria used to establish that a specific microorganism causes a specific disease.

The layer of skin that contains glands such as sweat glands and hair follicles.

The superior vena cava is a large vein that carries deoxygenated blood from the upper body to the right atrium of the heart.