Exam Questions with Verified Answers
DNA is made up of building blocks called - ANSWER-nucleotides
Nucleotides are made up of three things - ANSWER-phosphate group, deoxyribose
sugar, nitrogen base
the general shape of DNA is a twisted ladder, known as a - ANSWER-double helix
The charge on DNA is - ANSWER-negative
Purines - ANSWER-Adenine and Guanine
Pyrimidines - ANSWER-Cytosine and Thymine
DNA has how many strands - ANSWER-two single strands
weak bonds that join the nitrogen bases together - ANSWER-hydrogen bonds
sugar - ANSWER-pentagon
phosphate - ANSWER-circle
nitrogen base - ANSWER-v shape
Chargaff's rule - ANSWER-A=T and C=G
how are each individual organism different - ANSWER-the order in which the come in
are different
genetics - ANSWER-a branch of biology that deals with the heredity and variation of
organisms
genes - ANSWER-a sequence of nucleotides that codes for a protein, resulting in a
specific phenotype.
Genome - ANSWER-A complete set of the genes in one organism.
Cells - ANSWER-The smallest unit of life.
Organelles - ANSWER-Tiny structures that perform a function in a cell. Functions can
include: producing energy, housing DNA, packaging proteins, and more.