Biology Basics
All of the following pieces of equipment EXCEPT for __________ could be useful for transferring liquid from one container to another.
petri dish
the powerhouse of the cell
mitochondria
In food chains, the flow of energy is always _________
one-way
the location where all DNA replication takes place
nucleus
The form of a gene that is always expressed
dominant
the four types of macromolecules are carbohydrates, lipids, nucleic acids and ________________________
proteins
found in eukaryotic cells but not prokaryotic ones
nucleus
organisms that use energy from the sun to make their own food
producers
the letters A, G, C & T represent
nitrogen bases
In order for a mutation to be passed on from parent to offspring, the mutation must occur in
gametes
the macromolecule the body will digest
carbohydrates
this organelle is critical for cell division
centrioles
the purpose of photosynthesis is to
store solar energy as sugar
RNA from a chipmunk is compared to RNA from a worm. Both will contain:
sugar ribose and uracil
linked genes
the first step performed in a scientific experiment
form a hypothesis
during interphase, a cell grows, duplicates organelles and ___________________
copies DNA
C6H12O6 is also known as
glucose
A DNA nucleotide could contain what molecules?
deoxyribose, thymine and a phosphate group
Human height occurs in a continuous range because it is affected by the interaction of many genes, making it a _______________ trait
polygenic trait
the macromolecule the body will never break down
nucleic acid
by the end of prophase all the following happen EXCEPT
chromosomes have lined up in the middle of the cell
this process makes the most energy for a cell
aerobic respiration
In this process, the cell uses information from messenger RNA to produce proteins
translation
This law explains why an organism with "Tt" will only show the dominant phenotype.
The Law of Dominance.