DNA
A DNA strand provides a _____ for the transformation of messenger RNA.
Template
What gene combination is needed to produce a female offspring?
XX
What makes up DNA?
Bases or genes
If a mutation occurs in a gamete, then the mutation cannot be passed down to the offspring.
False
What type of reproduction involves one parent?
Asexual
Adenine pairs with the base ______.
Thymine
What gene combination is needed to produce a male offspring?
XY
Living things contain units of structure and function that arise from pre-existing units. This statement describes the _________.
Cell Theory
If parents have 9 children, all of them males, then the 10th kid is most likely a male as well.
Which RNA molecule is substituted for DNA's Thymine?
Uracil
What is the shape of DNA?
Double helix
What are the normal chromosome numbers of a sperm, egg, and zygote respectively?
haploid, haploid, diploid
Breeding organisms with desired traits to pass on to the future generation is called _________.
Artificial selection and/or selective breeding
Meiosis creates four daughter cells.
True
Can your genes be affected by the environment?
Yes
How many stand(s) are in DNA?
2
Genes carried on only an X chromosome are said to be _______.
Codominant
_________ refers to the series of techniques used to transfer genes from one organism to another.
Genetic engineering
If a cell does not go through cytoplasmic division, it will have two nuclei.
True :)
The chemical link-age of many amino acids by means of peptide bonds results in a chain molecule known as a ______ or protein.
Polypeptide
DNA is a polymer made up of a repeating chemical unit known as the ______.
Nucleotide
If a mom has brown eyes with the recessive gene for blue eyes and the dad has a dominant gene for brown eyes, what is percent chance the offspring will have brown eyes?
75%
Each group of three nitrogenous bases, known as a triplet _______, provides the information necessary to code for the insertion of a single, specific amino acid into a building protein molecule.
Codon
Oogenesis is the production of sperm.
False
The process at work to produce different cells that perform different functions is _________.
Differentiation