Biology Semester one Exam review

Which organelle is large in plant cells but small or absent in animal cells?

Where in the cell does the Krebs cycle occur?

How many chromosomes are found in human body cells?

Which of the following provides energy for organisms?

Which is the central dogma of biology?

Unspecialized human cells are called _____.

Which of the following manufactures ribosomes?

Which occurs during cytokinesis?

Why is Down syndrome called trisomy 21?

How is polyploidy defined?

Which is a protein fiber that forms the cell's supporting network?

Which defines energy?

The G1 stage of the cell cycle marks the beginning of the _____.

Which is the biological importance of the molecule adenosine triphosphate (ATP)?

Which scientist first used the term cell?

Which defines a codon in DNA or mRNA?

An explanation of a natural event supported by a large body of observations & investigations is

Which explains how DNA strands fit inside of a cell?

Which is the metric unit for thermodynamic temperature?

Which is recycled through the Krebs cycle?

A dominant genetic disorder will be expressed if an individual has ______.

Which is an advantage of a compound-light microscope over an electron microscope?

Which is formed during the light-independent phase of photosynthesis?

Which type of mutation causes DNA replication to stop early?

A testable explanation for an unknown situation is

An organic compound is a compound that contains _____.

How can apoptosis be defined?

Which defines an organism that is homozygous for a trait?

Which organelle is called the "powerhouse of the cell"?

What can limit the size of the cell?

Which of the following describes what happens when ions form?

Which defines a cell?

Which describes the process of glycolysis?

Which defines an atom?

Which is the effect of sickle-cell anemia?

Which is the reproductive method of prokaryotes?

What is the purpose of mitosis?

Why would scientists repeat the same investigation several times?

What is a charged atom that has lost or gained electrons called?

Which organelle produces protein for a cell?

Which is the function of the DNA helicase enzyme in the DNA replication process?

Which is an assumption based on prior experiences?

Which describes the process of cellular respiration?

Which is the function of the enzyme DNA polymerase during replication?

Which is the number of chromosomes in a haploid cell?

Which base always base pairs with guanine?

A chemical reaction is a process by which atoms or groups of atoms in substances are ___.

Which are the two main parts that make up a chromosome?

Which disorder prevents sufficient chloride ions from entering cells?