Cells
The cell membrane is said to be p___________ meaning it allows some things to pass through but not others
what is permeable
A gene codes for one
protein
Different finches had different beaks. The types of beaks made a difference in their ability to get food. These traits are called...
adaptations
What does the immune system do?
Protects the body against diseases
Which is the cell division of the gametes called
meiosis
Where does protein synthesis take place?
where is ribosome or cytoplasm
There can be many versions of a gene, for example for eye color. These gene versions are called
alleles
In the Botana Curis lab, Species Z was most likely also producing curol. List four tests we did to figure out that Z was most closely related
leaves, seeds, stem structures, chromatography (pigments), electrophoresis (DNA), enzyme,
What is a vaccine?
A weakened or dead form of a pathogen
What is the correct order of the letters below that are initials for the 4 stages of mitosis
AMPT
PMAT
What organelle does photosynthesis occur in?
chloroplast
Define the term mutation
any alteration or change to the DNA sequence, or to the A,T,C,Gs in a DNA molecule
What is the name of the type of transport when water is moving from high concentration to low concentration?
-osmosis
What word is used when body systems keep the body environment constant, in a normal range which is optimal for its functions
Homeostasis
In mitosis, there are four stages that were ordered in the above question. What does the stage "M" stand for?
metaphase
What type of cell transport moves from a high to low concentration and does NOT require energy?
Diffusion/ passive transport
What laboratory technique allows scientists to separate bands of DNA molecules according to size?
gel electrophoresis
In a science investigation, the variable that we are investigating and measuring, and goes on the Y axis is the _________ variable
Dependent Variable or DV
What are enzymes?
They help (facilitate, speed up, catalyze) chemical reactions
What stage is it when the chromosomes are getting pulled towards opposite poles of the cell?
A, or anaphase.
cellular respiration is performed in the m________ to make energy. This energy is in the form of a molecule called:____?
-mitochondria
- ATP
What is transcription AND where does it occur?
The process of using DNA to make RNA (mRNA) and this happens in the nucleus
How did the finch lab model competition?
Tweezer and tongs using (feeding) in one Petrie dish
Two main functions of the respiratory system
Bring oxygen (O2) into the body and expel carbon dioxide (CO2) from the body.
What cell division (mitosis or meiosis) does crossing over happen?
meiosis
Cells that contain a nucleus and have membrane bound organelles are known as
eukaryotes or eukaryotic cells
How many RNA letters (nucleotides) are needed to code for one amino acid?
3
True or False: Molecules never can go from low to high concentration.
False. (They can but ATP energy is required)
The nervous system lets animals _______ and ______
sense and respond
In the cell cycle, DNA is duplicated during which phase?
S phase, or Synthesis phase