Chemistry
What is the outer shell of an atom called?
What is a valence shell
Enzymes decrease the ___________ energy, making a reaction more likely to occur.
Activation
What are the products of photosynthesis?
Water and carbon dioxide
During what stage of either mitosis are chromatids separated?
anaphase
heredity
Ionic bonds ___________ electrons between atoms.
Transfer
An enzyme can become ______________ when exposed to high heat or acidity.
Denatured
Organisms that conduct photosynthesis are called?
photoautotrophs
What are the daughter cells of meiosis called?
haploid
Down syndrome is also called
trisomy 21
A molecule in which electrons are shared unequally is called
polar
What is the full name for ATP?
Adenosine triphosphate
Carbon fixation
What is lining up in the center during metaphase of meiosis I?
homologous chromosomes
An alternative form of a gene
allele
An organic compound must contain what type of bond?
Carbon-hydrogen
When energy is released from ATP, what molecule is the product?
ADP
The first stage of cellular respiration is called _________ and occurs in the ____________.
glycolysis, cytoplasm
The process by which chromosomes exchange genetic material is called?
recombination
The observable traits, or expression of genes is called
phenotype
An ______ is a substance that donates hydrogen ions to a solution.
acid
Enzymes place ____________ in proximity to each other.
Reactants
What stage of cellular respiration requires oxygen?
oxidative phosphorylation
As cell replication completes, the cell's cytoplasm divides to separate the daughter cells in a process called
cytokinesis
The inheritance pattern where neither allele is fully expressed
incomplete dominance