Macromolecules
Proteins
What organelle does photosynthesis?
chloroplast
DNA gets copied
S interphase
Darwin developed this theory of how evolution can occur based on an organisms ability to survive and reproduce in an ecosystem.
What is natural Selection?
Organisms that rely on other organisms for energy.
What are consumers?
The subunits of lipids are...
glycerol head; fatty acid tails
What organelle does Protein Synthesis?
Ribosomes in Rough ER
Somatic Cell division
Mitosis
Darwin’s observation that finches of different species on the Galápagos Islands have many similar physical characteristics due to a common ancestor supports the hypothesis that these finches exhibit _________ evolution.
What is divergent?
CO2 and methane are considered harmful in an ecosystem if they are present in excess. This can lead to what effect in the atmosphere?
What is greenhouse gas effect?
The building blocks of nucleic acids are
nucleotides
Controls what comes into and out of the cell
Cell membrane
Gametic cell division
Meiosis
Dominate alleles are represented by _____ case letters, while recessive alleles are represented by ______ case letters
Upper, Lower
Organisms on the outside of the energy pyramid but critical to the energy flow of an ecosystem.
What are decomposers?
Hemoglobin, Insulin, albumin, and maltase are examples of...
Proteins
This organelle is responsible for breakdown of molecules and is only found in animal cells.
What are lysosomes?
What are chromosomes
DNA packaged into threadlike structures
What is a Phenotype?
the physical traits expressed
Term that applies the amount of organisms an ecosystem can support.
What is carrying capacity?
Plants need to absorb these molecules from the soil to make nucleic acids.
What are N and P?
This type of cell has circular DNA and undergoes asexual reproduction.
What are prokaryotes?
The process in meiosis where genetic variation most likely to occur.
What is crossing over?
Different versions of a gene.
What are alleles?
Disease would an example of what kind of limiting factor in an ecosystem?