DNA structure
The shape of a DNA strand can be described as?
What is a Double Helix or twisted ladder
What type of RNA is responsible for carrying amino acids to the ribosome?
What is mRNA
The process of transcription and translation can be considered an __________________ ______________ because they appear to be planned, designed, and built to work together.
What is engineered system
The chromosomes are lined up at the center of the cell.
What is metaphase
Results in offspring identical to the parent
What is Mitosis
In a DNA molecule, adenine always pairs with?
What is Thymine
In RNA, Uracil always pairs with _________________
What is adenine
The body cell of a rabbit contains 44 chromosomes. If this cell were to undergo mitosis and cytokinesis, how many chromosomes would each newly formed cell have?
What is 44?
A cell copies its DNA towards the end of this normal growth phase
What is interphase
Forms sperm and eggs
What is Meiosis
Each molecule is made up of what 3 parts?
What is a sugar, a phosphate, and a base
Which RNA is used during transcription?
What is mRNA (Messenger RNA)
Matching pairs of chromosomes in a diploid cell are called _____________________.
What is homologous Chromosomes
New chromosomes reach opposite ends of the cell and uncoil
reduces the 2n number of genes down to n
What is Meiosis
what base forms a base pair with guanine in DNA?
What is Cytosine
What do we call the groups of 3 nucleotides on the tRNA
What are anticondons?
The sperm and eggs cells for mice each have 20 chromosomes. How many chromosomes do the diploid zygotes formed by the sperm and egg cells have?
What is 40?
The nuclear membrane disappears and the chromatin begins to coil up
What is prophase
Includes the use of budding and regeneration to reproduce
What is Mitosis
A gene is a section of DNA molecule that codes for a unique ______________.
What is a Protein
Codons code for about 20 different _______________ that are used to build protien.
What is Amino Acids
The joining of 2 gametes is called fertilization. The diploid cell that results from fertilization is called a ___________________.
What is a Zygote
The cytoplasm is divided and and 2 new cells are forms
What is cytokinesis
Involves two cell divisions that result in haploid daughter cells
What is Meiosis