What is the main focus of phylogeny in biological studies?

When classifying two newly discovered organisms, a scientist finds that they share 98% of their DNA sequence and have very similar bone structures. These findings would primarily be used to determine their classification based on ______.

What is formed when two or more atoms are held together by chemical bonds?

Which of the following macromolecules is characterized by a diverse range of structures, often containing long hydrocarbon chains, and is primarily hydrophobic?

You notice that your houseplant’s leaves are turning yellow. You hypothesize that it’s not getting enough water. You then decide to water it more frequently for a week to see if the leaves return to their normal color. This process is an example of ______.

Which level of biological organization encompasses all the living things on Earth, as well as all the places where life exists?

Which two types of organisms are exclusively composed of prokaryotic cells?

Lilou Lacroix is a professor at Nice University in France. For the past 25 years, Lilou has lived just over the border in Ventimiglia, Italy. When the university moved to online classes due to technological updates, Lilou became concerned that Nice University was allowing student data to leave the EU without proper safeguards. Lilou can likely take the following action against Nice University:

Stream2Entertain – an online video streaming service – maintains customers’ names, addresses, email addresses, and preferences for types of videos. The Privacy Notice on Stream2Entertain’s website states that the company utilizes the industry’s best practices to secure customers’ information. Despite this statement, Stream2Entertain has no internal policies related to cybersecurity. Stream2Entertain chose not to encrypt any of its customer data. In 2024, Stream2Entertain suffered a data breach of all the information that it held on its customers, where hackers gained unauthorized access to customers’ information. Stream2Entertain did not publicly acknowledge the breach, but instead kept the knowledge of the breach within the company. Stream2Entertain is likely to have violated the following:

A nurse is reviewing national health data with a group of student nurses. According to the Commonwealth Fund’s 2025 Scorecard on State Health System Performance, the United States has achieved record-high insurance coverage. However, many people still report delaying or avoiding medical care due to cost. Which key takeaway from the report should the nurse emphasize when discussing access and affordability?