Gene expression implies that: cell divides .DNA is replicated .protein is made. ribosome engages both the mRNA and tRNA. ATP is restored.

Gene expression implies that:

cell divides

.DNA is replicated

.protein is made.

ribosome engages both the mRNA and tRNA.

ATP is restored.

There are four Calories per gram of sucrose (sugar), and there are five grams of sugar per teaspoon. How many Calories does one teaspoon of sugar provide?4

8

12

16

20

Scientific inquiry is:hypothesis driven

. where data is collected, analyzed and reported.

used to know and explain the natural world.

a systematically produced, evidenced-based process.

All of the above

Which of the following is used as the main repository (source) of genetic material in cells?DNA

RNA

ATP

ADP

GMP

The male, adult daily need for vitamin C is 90 milligrams. Joseph consumed 200 milligrams of vitamin C in a day. What percent of his daily need was met?2.2

22

222

45

450

Cellular mutations occur in the:proteins.

DNA

. RNA.

DNA and RNA.

proteins, DNA, and RNA.

Natural Selection:leads to improvement, progress, and ultimate perfection of life forms.

results from the conscious effort and desire of organisms to change. results from selective agents in the environment which creates different reproductive advantages.

provides opportunities and outcomes for organisms.

occurs only among plants and animals, not humans.

Proteins are:

made up of amino acids.

in plants.

in animals.

in microorganisms.

All of the above

Genes are:physical segments of phenotypes.

immutable beads on chromosomes.

located in the cytoplasm of cells.

segments of DNA coding for particular polypeptides.

proteins which contain dominant alleles.

Which statement is false? All living things:are motile

. are composed of cells. are able to reproduce.

use energy for metabolism.

respond to their environment.

Scientists believe which of the following? The world:is basically chaotic and disorganized.

operates in basically unpredictable ways due to accidents.

operates with interrelated, organized processes.

is composed of unrelated objects and actions.

change always leads to progress and perfection.Which of the following is a universal characteristic of life?All living organisms undergo photosynthesis.

All living organisms breathe oxygen and locomote away from danger.

All living organisms grow and maintain themselves by taking in nutrients and energy from their surroundings.

All living organisms have circulatory systems. All living organisms organize into communities for protection.

A scientific hypothesis is:

a description of how something appears in nature.

a visual model of the entity being studied.

a testable explanation of why something exists or operates as it does.

an educated guess.

an empirical generalization based on comparisons.

The development of agriculture (starting about 10,000 years ago):produced no changes in human disease patterns.

had no effect on the distribution of plants and animals in the world.  

had no effect on water availability or ecozones of forests, grasslands, or deserts.

had no effect on human population sizes or densities.  had a huge impact on human health, nutrition, and world environmentsWhich of the following statements is true about Medical Science?The human body only contains bacteria during an illness.

Only plant extracts are used for medicines.

There are many nutritionally-related medical conditions. Western medicine is not evidenced-based

None of the above

Which of the following is a benefit of scientific education?Better personal health

Fuller understanding of the world around us

Advancing technologies

More comfortable lifestyles

All of the above

Food provides nutrients that nourish:cells. t

issues.

organs.

organisms.

All of the above

Biochemical reactions which enable living organisms to obtain and use energy is known as:cell replication.

protein or polypeptide synthesis.

metabolism.

fossilization.

speciation.

Which of the following choices lists the levels of organization in the correct order (from lowest to highest)?cellular, organ, tissue, system, chemical, organism

chemical, cellular, tissue, organ, system, organism

organ, tissue, cellular, chemical, system, organism

organism, tissue, organ, system, cellular, chemical

system, tissue, cellular, chemical, organ, organismWhich mechanism is the initial source of genetic variation in a population or species?Senesce

Mutation

Homeostasis

Replication

Metabolism

The study of biological diversity around the world is useful for which of the following fields?

Medicine

Law

Industry

Ecology

All of the aboveHumans are:not affected by environmental factors.

isolated from the natural environment by technology.

part of and affected by the environment.

All of the above

both a. and b.Summarizing data with statistics or a plot:

makes it easier to see trends.

makes interpretation simpler.

helps clarify descriptions.

reduces the amount of information.

All of the above are true.

The adult need for dietary protein is 0.8 grams of protein per kilogram of body weight. Jan weighs 60 kilograms. How many grams of protein does she need to consume in order to meet her need?100

81

75

48

25There are 100 Calories in one cup of chocolate milk, and 20 of these are from fat. What percent of Calories does fat provide from the chocolate milk?5

20

30

40

20Reducing Americas carbon footprint could:decrease deaths by disease.

conserve resources

. Improve the environment.

All of the above

None of the above

Human population has continued to grow in spite of declines in birth rate, because the death rate has declined even more drastically. Which of the following is responsible for the lower death rate?Discovery of antibiotics

Improved sanitation and hygiene

Improved nutrition

All of the above

None of the above

Gene expression implies that:cell divides.DNA is replicated.protein is made.ribosome engages both the mRNA and tRNA.ATP is restored. There are four Calories per gram of sucrose (sugar), and...