Honors Biology Exam 2025

What are the characteristics of members of the animal kingdom?

Water molecules are polar, with the

Which of the following happens when a cell divides?

Information gathered from observing a plant grow 3 cm over a two-week period is called

Which of the following is NOT a principle of the cell theory?

In what way are herbivores and carnivores alike?

When during the cell cycle are chromosomes visible?

The diffusion of water across a selectively permeable membrane is called

An advantage of sexual reproduction over asexual reproduction is that sexual reproduction

The repeated movement of water between Earth's surface and the atmosphere is called

In Figure 12–2 the structure labeled X is a(n)shows the structure of

Figure 12–4 shows the percentages of bases in a DNA sample. How much Thymine should you expect?

What would be an example of the three parts of a nucleotide in DNA?

Compared to small cells, large cells have more trouble

The stroma is the region outside the

Figure 7–5 27. Which means of particle transport is shown in Figure 7–5 above?

The structure labeled A in Figure 10–5 is called the

Cell division is represented in Figure 10–3 by the letter

Isotopes are atoms of the same element with the same number of protons and a different number of

A well-tested explanation that explains a lot of observations is

Science is best described as a

Which of the following is a function of the nucleus?

Energy is released from ATP when

The different forms of a gene are called

In eukaryotes, electron transport occurs in the

Why are stem cells important?

During a controlled experiment, a scientist isolates and tests

What are found in the space surrounding the nucleus of an atom?

Which organelle would you expect to find in plant cells but not animal cells?

Organisms, such as plants, that make their own food are called

Variation in human skin color is an example of

A covalent bond is formed as the result of

How do organisms get the energy they need?

Figure 3–4 18. Which of the following is a food chain in the food web shown in Figure 3–4?

32. A multicellular organism begins life as a single cell—a fertilized egg with a complete set of chromosomes

An animal cell that is surrounded by fresh water will burst because the osmotic pressure causes

Photosynthesis is to chloroplasts as cellular respiration is to

The branch of biology dealing with interactions among organisms and between organisms and their environment is called

Nitrogen fixation is carried out primarily by

10 percent of the energy in an organism is passed to the next level. Some is used for life processes and the rest is

The process by which organisms keep everything inside their bodies within certain limits is called

Which of the following enclose their DNA in a nucleus?

As a cell becomes larger, its

Plants get the energy they need for photosynthesis by absorbing

Plants are

Which organelle converts the chemical energy stored in food into compounds that are more convenient for the cell to use?

Look at Figure 8–1. All of the following are parts of an ADP molecule EXCEPT

Figure 3–2 15. What goes in Box 5 of the food web in Figure 3–2?

Which of the following structures serves as the cell's boundary from its environment?

What is the correct equation for cellular respiration?

If an atom contains 3 protons, 4 neutrons, and 3 electrons, its mass number is

The algae at the beginning of a food chain in are considered

How many different allele combinations would be found in the gametes produced by a pea plant whose genotype was RrYY?

Which bacteria killed the mice in Griffith's transformation experiment?

The main energy source for all living things is

Which of the following is the correct sequence of events in cellular respiration?