____________are located primarily in DNA nucleotides and contains phosphate, a deoxyribose sugar, and a nitrogenous base
Genes
To replicate itself, the virus needs to infect a ____
host
The different, interacting populations of organisms in an area form a ________________
Community
________ is characterized by the condensing of chromosomes and the dissolving of the nuclear membrane.
Prophase
In "heliotropism" the directional growth of a plant is in response to what
sunlight
Containing one dominate and one recessive allele
Heterozygous
There are 21 of these protein building organic molecules
amino acids
________ succession can occur in areas around a volcanic eruption in which new soil is created.
Primary
The _____ phase is the phase in which DNA is replicated during the cell cycle. This is when DNA-copying errors are most likely to occur.
S phase (synthesis)
The bees are benefiting by getting food from the flowers. The flowering plants are benefiting by being pollinated This is an example of ________
mutualism
The location of where chromosomes are replicated during the cell cycle.
Nucleus
Actin is a structural protein. Actin plays a major role in muscle contraction, allowing the body to ________.
move
A _______ depicts the correct flow of energy in an ecosystem.
Food Chain
_________ transport is the process that requires energy (ATP) to move ions from an area of low concentration to an area of high concentration.
Active
The release of hormones involves the _____ system
endocrine
Both parents are carriers for cystic fibrosis(a recessive trait), so they are both heterozygous for the trait. There is a __% probibility that their offspring get the disease.
25
Plant cells and animal cells contain a nucleus, mitochondria, and ribosomes. Plant cells, but not animal cells, can contain these 2 things
a cell wall and chroloplasts
_______ succession can happen in places where some disturbance, such as farming, has cleared an existing community.
Secondary
_________ is characterized by chromosomes aligning perpendicular to the spindle fiber apparatus along the metaphase plate.
Metaphase
A main difference between Photosynthesis and Cellular respiration is that photosynthesis requires ________
sunlight
Over time species adapt to their environments and ensure their survival due to ______ ______ ("the survival of the fittest").
natural selection
____________ provide the body with a source of quick energy.
Carbohydrates
The abrupt appearance of new organisms is evidence of an increase in______ and an unstable environment.
biodiversity
Eukaryotic cells are more complex than prokaryotic cells because they contain a ______
nucleus
Orchids benefit from getting improved access to essential resources such as sunlight, water, and nutrients. The host plant neither benefits from nor is harmed by the presence of the orchids. This is an example of ________
commensalism