Cell Types
Looking at a cell under a microscope, you note that it is a prokaryote. How do you know?
It is lacking a nucleus
Which is a biotic factor within an ocean biome?
Any living factor.
Name a specific lipid
triglyceride
phospholipid
oil
cholesterol
Organelle responsible for cellular respiration
What is a molecule that is brought into the cell by receptor mediated endocytosis?
What type of bond is from sharing electrons?
Covalent
Property of water at allows bugs to walk on the surface.
surface tension
In a hypotonic solution, water will move ____ the cell, causing the cell to ____.
into, burst/lyse
Name 2 things that would be in both a eukaryotic and prokaryotic cell
cytoplasm
membrane
ribosome
cell wall
A group of organisms of the same species, that live in the same area at the same time is defined as:
Population
What is the purpose of cellular respiration?
Produce ATP
Makes proteins
ribosomes
Carbon-14 has a half life of 5730 years. If a sample of human bone is found that contains 25% carbon-14, how old is the bone?
11,460 years
What type of bond is from transferring electrons?
Ionic
Water has several unique properties such as high boiling point, high surface tension, and low vapor pressure. The type of attraction that bests accounts for these unique properties is -
Hydrogen bond
Which cell structure contains the cell’s genetic material and controls many of the cell’s activities?
nucleus
What type of cells lack a nucleus?
Prokarytoic
One of the biggest ways that a species evolves is because some organisms with some traits survive and reproduce better than others. This process is known a
natural selection
The process of cellular respiration releases the waste products____________and_______________.
CO2
Water
Makes and transports lipids
What is the smooth ER?
You are interested to see if fertilizer makes plants grow taller. What is the dependent variable?
Plant Height
Why does water form hydrogen bonds?
Polarity
The diffusion of water across a selectively permeable membrane is called
osmosis
What is the function of the choloroplast
Photosynthesis
True or False? Bacteria have mitochondria.
False
Name an autotrophic organism
any plant or algae
glucose
glycogen
others
organelle breaks down old cell parts
What is the lysosome?
Give a specific example of mutualism
Example
Define cohesion
2 or more of same.
True or False? Water has a high heat capacity.
True
What type of transport is the sodium potassium pump?
What is active?
Students research unicellular, prokaryotic organisms that live in harsh environments such as volcanic hot springs, brine pools, and anaerobic black organic mud. Which of these groups are the students most likely researching?
Archaebacteria
What is the function of autotrophs in the carbon cycle?
How would you differentiate a saturate fat from an unsaturated fat?
Missing hydrogen
Double bonds
Packages proteins and lipids
What is the Golgi apparatus
Name the 3 domains
Bacteria
Eukarya
Archaebacteria
Building block of proteins
amino acids
What is the attraction between two water molecules called?
Hydrogen Bond
What cell type in your body is particularly reliant on the sodium potassium pump?