Explore
Login
Register
/
Flashcard Deck
Clone
Register
Report Bug
Flashcard Deck
particle physics (mainly)
Study
in what type of semiconductor do carriers more from high to low potential
p-type
in what type of semiconductor do carriers more from low to high potential
n-type
What group is used to dope P-type semiconductors
III
What group is used to dope N-type
V
in what type of semiconductor are the majority of carriers holes (POSITIVE, DOPED W DONORS)
p-type
in what type of semiconductor are the majority of carriers electrons (NEGATIVE, DOPED W ACCEP)
N-type
which type of cluster contains younger stars
open clusters
where are population I stars found?
only in the disk, nearly circular orbit
where are population II stars found?
globular clusters in the nucleus of a galaxy
What is the most common type of star
red dward
Which star population is the oldest
Population II
What Population of Stars are metal rich
Population I
What Population of stars are metal poor
Population II
where are T Tauri stars located on the HR diagram?
just above main sequence
what phase of stars is between protostar and main sequence?
T Tauri
what is the fate of a red supergiant?
supernova --> neutron star and black hole
what will a red giant become
white dwarf
what will a main-sequence star become?
red giant
most common type of galaxy
Spiral galaxies
what is the largest Galaxy
Alcyoneus
What is the smallest Galaxy
Segue 2 Dwarf Galaxy
what is the singular largest object in the universe
Hercules-Corona Borealis Great Wall
what are the largest structures in the universe?
Galactic walls
what quasiparticle is derived from plasma oscillation
plasmon
what quasiparticle is derived from vibrations of atoms in a solid
phonon
what quasiparticle forms in a semiconductor
electron hole - aggregate motion of electrons displacing valence band of semiconductor causes behavior as a positively charged particle
what is a quasiparticle?
collective excitation - motion of material like electron causes surrounding material to behave as if it contains one particle
what is an exciton?
orbiting electron-hole pair bound by Coulombic attraction
what is excitonium?
recently discovered condensate matter that exhipits superconductor/superfluid properties
what is the quantum hall effect?
hall effect of 2D electron at low temperature and strong magnetic field
Genetics
Study
process before cytokinesis
karyokinesis
what activator binds when cAMP is present
CAP
what are agents added into DNA helix to induce bulge + what's the outcome
intercalating agents; frameshift mutation
protein not metabolized in alkaptonuria
tyrosine
what RNA recognizes the shine dalgarno sequence
16S
eukaryotic ribosome size and components
80S - 40S + 60S
prokaryotic ribosome size and components
70S - 30S + 40S
what is the main promoter sequence in prokaryotes and eukaryotes, respectively
TATA box; Pribnow box
what -10 sequence is bound by sigma factor
Pribnow box
what brings RNA polymerase to the promoter
sigma factor
attached duplexes of DNA
Holliday structures
enzyme that regulates reciprocal exchange of ssDNA
RecA
which Polymerase(s) have proofreading ability 3'-5'
Polymerase II
which Polymerase(s) have proofreading ability 3'-5'
all
what DNA Polymerase removes RNA primers
Polymerase I
one gene one enzyme experiment + the one before that
Beadle & Tatum; avery macleod and mccarty
experiment that isolated the "transforming factor" of organisms
Griffith
who discovered genes
sutton & boveri
clouds
Study
what happens if a funnel cloud reaches the ground
tornado
cone-shaped cloud which extends from a base toward the ground without reaching the surface
funnel cloud
what are the rarest cloud types, also contain colored iridescent light
nacreous
what are waves associated when stable fast air is forced up and over a barrier
Altocumulus Standing Lenticular (ACSL); LENTICULAR; LENS
rain that evaporates before it hits the ground and create wispy tails
virga
clouds formed when cloud is below freezing and a hole in the cloud freezes and descend
hole-punch clouds; fallstreak cloud
what is a layer of stratus clouds on or near the ground
fog
narrow, elongated clouds formed as jet exhaust condenses
contrail
what are drooping undersides of cumulonimbus clouds in its late states
mammatus
what are low, ragged stratiform/cumuliform clouds that attach to thunderstorm bases
fractus
what is a low, horizontal, sometimes wedge-shaped cloud associated with the leading edge of a thunderstorm
shelf cloud
what is a localized lowering from the rain-free base of strong thunderstorm due to a storm's updraft, which can lead to tornado formation
wall cloud
what is a cumulus cloud that hasn't developed into cumulonimbus but still has developed vertically
towering cumulus; cumulus congestus
what do low-level clouds usually contain
water droplets
what is the difference in development between stratus and cumulus clouds
stratus = horizontal, cumulus = vertical
what are the two types of low level clouds
stratus and cumulus
which alto- cloud is organized in axes
altocumulus
what do altostratus clouds indicate; what happens when they thicken due to this approaching phenomenon
warm front; thicken and lower into stratus, then nimbostratus
what are alto clouds composed of
liquid water, ice crystals, or both
what are the two main type of mid-level clouds
altostratus and altocumulus
what are rows of descent in clouds known as
cloud-free channels
what are rows of ascent in clouds known as
cloud axes
what are lumpy formations at the base of clouds
mammatus
what can happen to cirrostratus clouds when they continue to thicken
what happens when a warm front passes through cirrus clouds
cirrostratus
what shape are ice crystals in cirrostratus clouds, and what shape does refraction through crystals cause?
hexagonal; ring/halo
what is the difference between cirrus and cirrostratus
cirrostratus forms more of a veil-like layer (stratus but high level)
what two things can cirrus clouds indicate?
warm front or jet streak
what are the three types of high-level clouds
cirrus, cirrostratus, cirrocumulus
what are cirrus clouds composed of?
ice crystals
sci bowl
Study
what cells produce cerebrospinal fluid + where
ependymal + ventricles of the brain
random motion of particles
Brownian
fossil link betwen birds and reptiles
archaeopteryx
what are the clumpy patches attached at the base of a cumulonimbus cloud?
mammatus cloud
what substance that is crucial for blood coagulation is secreted by weibel-palade bodies?
von willebrand factor
what are quasars with relativistic jets called
blazars
what is wood alcohol
methanol
what is another term for fibrous root systems?
adventitious
equations that explain how electric charges and currents produce magnetic and electric fields
maxwells equations
What disease is also known as Woolsorter's disease or Ragpicker's disease
Anthrax
organisms that hatch eggs within the body
ovoviviparous
what forms inside and outside of the roche limit, respectively
rings; moons
what is it called when spiders shoot their babies away?
ballooning
quarts in a liter
1.06
property that has the same value in different directions
isotropic
what structure on birds helps them break the egg
egg tooth
portion of an island that is submerged
insular shelf
what is the largest carbonaceous chondrite?
allende meteorite
what formula calculates the wavelengths of a spectral line?
Rydberg formula
what is a species where it's born looking like its adult form (ex. ducks, horses, deer)
precocial
the concentration of sense organs at the interior end of the body forming head and brain
cephalization
spider biting structure
chelicerae
ore w mercury and other metals
amalgam
What are the biggest asteroids in the asteroid belt?
Ceres and Vesta
force that causes rotating asteroids to drift
Yarkovsky
rank meteor types from most --> least common
stony, iron, stony-iron
why is there ozone in the atmosphere
UV breaks apart oxygen, then excited O reacts with O2
largest lava dome
Lassen
what EN scale uses effective nuclear charge
Allred-Rochow
cells and assorted a&p topics
Study
what duct gives rise to male reproductive organs
Wolffian ducts
what duct gives rise to female reproductive organs
Mullerian duct
what is the pause in prophase 1 of oocytes stage known as
diplotene
mature female gamete name
oocyte
what are immature female gametes
oogonia
within seminiferous tubules, where are spermatids and spermatozoa found?
spermatids near the walls, spermatozoa in the middle
mature male gamete
spermatozoa
immature form of male gamete
spermatid
what cells are responsible for spermatogenesis
sertoli cells
what cells, derived from monocytes, resorb bone tissue to remodel bones and metabolize calcium
osteoclasts
what bone is that hard part of the inner eyes
ethmoid bone
what bone is above the teeth
maxilla
what bone separates the right and left nasal cavity
vomer
what organ senses pheromones and heavy moisture-borne odors
Jacobson's organ / vomeronasal organ (VNO)
what cells sense pain
nociceptors
what thermoreceptor/mechanoreceptor detects warmth
Ruffini ending
what thermoreceptor detects cold
Krause's end bulb / corpuscule
what cells are sensitive to light pressure, located in the dermal papillae of hairless skin (precise movement)
Meissner's corpuscules
what mechanoreceptors sense pressure and vibration, existing within dermis and joints
Pacinian corpuscules
what mechanoreceptors, surrounded by collagen, sense stretching
Ruffini corpuscules
what cells is sensitive to pressure, and sense fine touch (ex. in the finger tips)
Merkel's discs
what is the embryonic layer of tissue containing neural stem cells
ventricular zone
what are the most abundant inhibitory interneurons (GABAnergic) which function in motion
Golgi cells
what do delta cells secrete and what does it do
somatostatin; inhibits secretion of insulin and glucagon
what is the defining characteristic of cirrhosis?
connective tissue extending from portal areas of liver
what area in the liver allows blood plasma to wash over hepatocytes
space of disse
what cells in the liver store fat and vitamin A
Ito cells
what cells secrete bile and where?
hepatocytes; liver
what organ harbors bacteria (to repopulate gut if needed) and lymphoid tissue
appendix
what organ filters blood
spleen
