Review for Virginia Biology SOL

What did Rosalind Franklin contribute to the understanding of DNA molecules?

One parent is (Dd) the other is (DD). What is the chance that the F1 will be heterozygous?

Seaweeds occupy an important niche in a bay. What will help identify its role in the ecosystem?

Which statement is an inference based on this information?

In an ecosystem, a sudden decrease of bacteria in the soil would most likely result in -

Which would most likely result in a change to the current classification of an organism?

The weakness of hydrogen bonds between bases of DNA allows -

If you are using a chemical in the lab, Which shows the safest laboratory practice?

Drugs are being made using DNA recombinant technology. For veterinarians, this will result in -

What substance is most likely represented by Y?

Red flower is dominant to white flower in rose plants. What's the likely outcome of this cross?

Darwin's explanation for evolution was dependent on what scientific concept?

The study of embryos can help in classification of living things by providing clues about the -

Which statement best describes her hypothesis?

According to the classification key, what is the genus and species of this organism?

In a population of 120 oak trees, 25% has oak wilt disease. What number of trees have oak wilt?

The structural differences between a tadpole and an adult frog are due to -

Studying the difference between fossils and modern organisms helps better understand the -

The arrow in the diagram represents the movement of which molecular structure?

Chargaff discovered that the % of A=T and % of G=C. This helped discover which aspect of DNA?

You use this probe in a lab involving 1,000 mL samples of pond water. This probe will:

Which characteristic do most adult fungi and plants share?

Based on this information, the organism most likely belongs to the kingdom -

Which trial in the table shown has questionable data

A group of ponies lives in VA. The development of longer legs over time would be selected for -

What can be concluded from this graph?

5 species of frogs in non-overlapping habitats share a common ancestor, this is due to -

"If plants are added to an indoor environment, then air quality will improve." This is:

To classify organisms, which of these will scientists first compare to other known organisms?

Shown is the interaction of the warbler and the juniper tree pop. What conclusion can be made?

According to this diagram, the result of spermatogenesis is 4 sperm cells, each with -

Which is an activity that increases genetic variation within a population of earth worms?

The germ theory states that microbes cause disease. What resulted from the acceptance of this?

Which feature to viruses have in common with animal cells?

Which best helps scientists determine the age of fossils?