prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
The general term peptide refers to an amino acid chain of what?
A. small length
B. large length
C. incomplete length
D. unspecified length
Answer: | D | sciq |
Average global temperature has been doing what for the past several decades?
A. fluctuating
B. rising
C. stabilizing
D. falling
Answer: | B | sciq |
What disease is caused when the oomycete plasmopara viticola parasitizes grape plants?
A. dainty mildew
B. alkaline mildew
C. downy mildew
D. toxic mildew
Answer: | C | sciq |
What is the diploid number for fruit flies?
A. 9
B. 7
C. 8
D. 10
Answer: | C | sciq |
An example of irreversible denaturation of what substance occurs to the liquid albumin when an egg is fried?
A. acids
B. bacterial
C. liquid
D. protein
Answer: | D | sciq |
In an environment, symbiosis, competition, and relying on other organisms for food are examples of what?
A. adaptation
B. interaction
C. commensalism
D. collaboration
Answer: | B | sciq |
What is another term for ghost sharks?
A. aurea
B. anascea
C. chimaera
D. litoria
Answer: | C | sciq |
What makes the realized niche of chthamalus much smaller than its fundamental niche?
A. interspecific competition
B. microscopic competition
C. asexual competition
D. instantaneous competition
Answer: | A | sciq |
Red stars are the coolest; which are the hottest?
A. yellow
B. white
C. blue
D. giant
Answer: | C | sciq |
Which type of muscle is most common in the human body?
A. skeletal
B. hormonal
C. digestive
D. smooth
Answer: | A | sciq |
What is the name for a combination of elements that acts as a different substance?
A. contrast
B. solution
C. mixture
D. compound
Answer: | D | sciq |
Volcanoes can be active, dormant, or what else?
A. burgeoning
B. extinct
C. still
D. remnant
Answer: | B | sciq |
Vesicular transport includes exocytosis and what?
A. meiosis
B. phagocytosis
C. endocytosis
D. metastasis
Answer: | C | sciq |
What supports the scapula, transmits the weight and forces from the upper limb to the body trunk, and protects the underlying nerves and blood vessels?
A. clavicle
B. bladder
C. pelvis
D. cranium
Answer: | A | sciq |
What are the three fundamental phases of matter?
A. air, water, and land
B. fast, slow, normal
C. big, small. and medium
D. solid, liquid, and gas
Answer: | D | sciq |
What system in the human body makes white blood cells that protect the body from diseases?
A. lymphatic system
B. reproductive system
C. cardiovascular system
D. renal system
Answer: | A | sciq |
Which process or force pulls rocks apart?
A. tactile stress
B. tension stress
C. friction stress
D. composition stress
Answer: | B | sciq |
What rigid layer surrounds the cell membrane of a plant cell?
A. epidermis
B. cuticle
C. bark
D. cell wall
Answer: | D | sciq |
When does internal reflection occur?
A. when light goes from a fast medium to a slow
B. when light goes from a slow medium to another slow medium
C. when light goes from a fast medium to another fast medium
D. when light goes from a slow medium to a fast
Answer: | D | sciq |
What is the fourth planet from the sun?
A. mars
B. Pluto
C. Mercury
D. Saturn
Answer: | A | sciq |
Which region of dna consists of one or more genes that encode the proteins needed for a specific function?
A. antigen
B. mRNA
C. operon
D. chromosome
Answer: | C | sciq |
Members of the genus trypanosoma are flagellate protozoa that cause what?
A. sleeping sickness
B. hypertension
C. mutations
D. cancer
Answer: | A | sciq |
The major salivary enzyme is called?
A. sucrase
B. mucosa
C. synthase
D. amylase
Answer: | D | sciq |
Who first discovered the moons of jupiter in 1610?
A. Socrates
B. Newton
C. darwin
D. galileo
Answer: | D | sciq |
Fossil records show that what process may occur in "fits and starts"?
A. evolution
B. variation
C. isolation
D. generation
Answer: | A | sciq |
What part of the ear is often described as a bony labyrinth?
A. solid ear
B. outer ear
C. inner ear
D. embedded ear
Answer: | C | sciq |
Enzymes speed up the rate of a specific chemical reaction and is therefore known as what?
A. protein catalysts
B. characteristic catalysts
C. genetic catalysts
D. biochemical catalysts
Answer: | D | sciq |
What is required to break bonds in reactants?
A. food
B. gas
C. protein
D. energy
Answer: | D | sciq |
Organs are made up of two or more types of what?
A. tissues
B. bones
C. fluids
D. muscles
Answer: | A | sciq |
During what type of reproduction do two haploid gametes join in the process of fertilization to produce a diploid zygote?
A. internal reproduction
B. asexual reproduction
C. sexual reproduction
D. essential reproduction
Answer: | C | sciq |
What does the ground tissue consist mostly of in the stems of both monocots and eudicots?
A. parenchyma cells
B. eudiocotic cells
C. hinterrhein cells
D. epenthesis cells
Answer: | A | sciq |
What type of wave is visible light?
A. electromagnetic
B. radio
C. acoustic
D. static
Answer: | A | sciq |
What catalyzes the hydrolysis of amino acids from the n-terminal end of a protein?
A. synthase
B. testosterone
C. nucleic acid
D. aminopeptidase
Answer: | D | sciq |
Which group of species is defined as having moist skin without scales?
A. amphibians
B. fish
C. reptiles
D. mammals
Answer: | A | sciq |
Where are integral proteins embedded?
A. mitochondria
B. libid bilayer
C. cytoplasm
D. hemoglobin
Answer: | B | sciq |
Skeletal muscles are attached to bones by what?
A. veins
B. plasma
C. enzymes
D. tendons
Answer: | D | sciq |
The duodenum, the jejunum, and the ileum are the main regions of which organ?
A. small intestine
B. large intestine
C. lungs
D. heart
Answer: | A | sciq |
Temperature and pressure affect changes in phases or states of what?
A. decay
B. matter
C. homeostasis
D. energy
Answer: | B | sciq |
The water in some springs are hot because they're heated by what?
A. the sun
B. hot magma
C. fires
D. gravity
Answer: | B | sciq |
What consists of all the living things and nonliving things interacting in the same area?
A. biodiversity
B. habitat
C. ecosystem
D. biome
Answer: | C | sciq |
How much can the bacteria in your gut weigh?
A. 2.2 pounds
B. 2 pounds
C. 2.15 pounds
D. 2 kilograms
Answer: | B | sciq |
As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what?
A. mucus
B. cerebellum
C. nucleus
D. cytoplasm
Answer: | D | sciq |
When thinking of the rate at which two gases mix, it is inverse proportional to the density of what?
A. dioxide
B. gas
C. the container
D. matter
Answer: | B | sciq |
What serious sti can damage the heart, brain and other organs or even cause death, if untreated?
A. chlamydia
B. syphilis
C. herpes
D. cirrhosis
Answer: | B | sciq |
When a seed is produced by apomixis, the embryo develops without what?
A. infection
B. fertilization
C. stimulation
D. infection
Answer: | B | sciq |
When an oxidation number of an atom is decreased in the course of a redox reaction, that atom is being what?
A. replaced
B. destroyed
C. reduced
D. increased
Answer: | C | sciq |
A venule is an extremely small vein, generally 8–100 micrometers in diameter. postcapillary venules join multiple capillaries exiting from a capillary bed. multiple venules join to form what?
A. clots
B. glands
C. arteries
D. veins
Answer: | D | sciq |
The active site can only bind certain what?
A. proteins
B. electrons
C. membranes
D. substrates
Answer: | D | sciq |
In a food chain, what group of organisms breaks down animal remains and wastes to get energy?
A. decomposers
B. detritivores
C. primary consumers
D. producers
Answer: | A | sciq |
What is the term for organisms that have adaptations to both salty and basic conditions?
A. salinophytes
B. sporozoans
C. haloalkaliphiles
D. heterophiles
Answer: | C | sciq |
What organism is the most disruptive towards the diversity of other species?
A. bacteria
B. humans
C. reptiles
D. insects
Answer: | B | sciq |
Migration and hibernation are examples of behaviors that occur on what temporal basis?
A. daily
B. weekly
C. annual
D. nocturnal
Answer: | C | sciq |
What are all of the living or once-living aspects of the environment called?
A. abiotic factors
B. photic factors
C. fossils
D. biotic factors
Answer: | D | sciq |
Temporal and spatial summation at the axon hillock determines whether a neuron generates what?
A. action potential
B. change potential
C. hidden potential
D. false potential
Answer: | A | sciq |
What two systems are the lungs part of?
A. stomach and excretory
B. heart and excretory
C. respiratory and excretory
D. stomach and nervous
Answer: | C | sciq |
What occurs in a formerly inhabited area that was disturbed?
A. secondary succession
B. spontaneous mutation
C. mass extinction
D. natural selection
Answer: | A | sciq |
What can demonstrate the decrease in energy, biomass or numbers within an ecosystem?
A. spontaneous mutation
B. ecological pyramids
C. biomes
D. food chains
Answer: | B | sciq |
What evolutionary concept characterizes a species by body shape and other structural features?
A. primary speciation
B. geologic species concept
C. spontaneous evolution theory
D. morphological species concept
Answer: | D | sciq |
What determines the unique sequence for every protein?
A. variation encoding
B. space encoding
C. form encoding
D. gene encoding
Answer: | D | sciq |
By breaking down organic matter, roundworms play an important role in which cycle?
A. metamorphic cycle
B. circadian cycle
C. carbon cycle
D. water cycle
Answer: | C | sciq |
In the lungs, oxygen diffuses out of the alveoli and into where?
A. neurons
B. cillia
C. capillaries
D. blood
Answer: | C | sciq |
What term is used to describe animals that excrete ammonia?
A. ammonotelic
B. xerophyte
C. spirogyra
D. ammonstand
Answer: | A | sciq |
The numbers and types of species in most ecosystems change to some degree through time and this is called?
A. environmental succession
B. continuous succession
C. ecological succession
D. physiological succession
Answer: | C | sciq |
The enormous number of species is due to the tremendous variety of what?
A. measurements
B. environments
C. tissues
D. sounds
Answer: | B | sciq |
What is the energy needed to start a reaction between catalysts and reactants called?
A. conductivity energy
B. reaction energy
C. decomposition energy
D. activation energy
Answer: | D | sciq |
Which proteins bind to the surfaces of microorganisms and are particularly attracted to pathogens that are already tagged by the adaptive immune system?
A. attractive proteins
B. whereby proteins
C. complement proteins
D. mobilize proteins
Answer: | C | sciq |
What type of competition occurs between members of the same species?
A. interspecific
B. exospecies
C. interspecies
D. intraspecific
Answer: | D | sciq |
Alternation of generations is characteristic of the life cycle of all what?
A. cells
B. plants
C. organs
D. animals
Answer: | B | sciq |
What carries the instructions from the nucleus to the cytoplasm?
A. messenger rna
B. anderson rna
C. dirscriptor rna
D. concept rna
Answer: | A | sciq |
What is measured using units pascal, bar, atmosphere or mmhg?
A. push
B. fuel
C. Muscle
D. pressure
Answer: | D | sciq |
What is a disease that can be spread from animals to humans called?
A. proteolysis
B. parasite
C. zoonosis
D. Anthroponosis
Answer: | C | sciq |
Where does most of the mass for an atom reside?
A. protons
B. neutrons
C. nucleus
D. electrons
Answer: | C | sciq |
When electric current flows through a wire, it creates what type of field that surrounds the wire in circles?
A. kinetic
B. thermal
C. magnetic
D. gravitational
Answer: | C | sciq |
What is the outermost layer of the skin?
A. dermis
B. epidermis
C. nexus
D. callus
Answer: | B | sciq |
What is it called when waves spread out as they travel around obstacles or through openings in obstacles?
A. destruction
B. absorption
C. diffusion
D. diffraction
Answer: | D | sciq |
What is the process of oxidized iron that has been exposed to air and water?
A. crystallization
B. bark
C. crust
D. rust
Answer: | D | sciq |
What consists of one or two closed loops through which current can flow?
A. magnetic poles
B. electric circuit
C. thermal reaction
D. cooling circuit
Answer: | B | sciq |
What muscle is imperative to breathing in helping the air move in and out of the lungs?
A. diaphragm
B. kidneys
C. spleen
D. uterus
Answer: | A | sciq |
What third property is different if two boxes have the same volume but one has greater mass?
A. output
B. diameter
C. oxygen
D. density
Answer: | D | sciq |
What occurs when two opposite charges are separated by some amount of distance?
A. radioactivity
B. particle
C. diffusion
D. dipole
Answer: | D | sciq |
What is the term for the span in the life of an organism from one generation to the next?
A. time consumption
B. life span
C. era
D. life cycle
Answer: | D | sciq |
Deposition also occurs when a stream or river empties into a large body of what?
A. still water
B. even water
C. calm water
D. homogeneous water
Answer: | A | sciq |
What is the process called in which nutrients pass into the bloodstream?
A. incorporation
B. accumulation
C. accumulation
D. absorption
Answer: | D | sciq |
The colloquial term "ribbon worm" refers to the mostly marine species of what phylum?
A. lophophorata
B. nematoida
C. gnathifera
D. nemertea
Answer: | D | sciq |
The number, size, shape, and banding pattern of chromosomes make them easily identifiable in a karyogram and allow for the assessment of many chromosomal
A. processes
B. beliefs
C. abnormalities
D. nutrients
Answer: | C | sciq |
The logistics of carrying out cellular metabolism sets limits on what physical property of the cell?
A. composition
B. layer
C. size
D. surface
Answer: | C | sciq |
What large dwarf planet in our solar system was only discovered in 2005?
A. Cerus
B. artemis
C. eris
D. zeus
Answer: | C | sciq |
Covalent bond energies can be used to estimate the enthalpy changes of what?
A. crystals reactions
B. Pressure reactions
C. liquid reactions
D. chemical reactions
Answer: | D | sciq |
What type of waste is eliminated from the body through the anus?
A. liquid
B. urine
C. solid
D. carbon dioxide
Answer: | C | sciq |
Fungi cause three different types of human illness: poisonings, parasitic infections, and what?
A. diarrhea
B. diabetes
C. heart disease
D. allergies
Answer: | D | sciq |
If you find dna floating in a cell's cytoplasm, what kind of organism is it?
A. prokaryotic
B. xerophytic
C. unicellular
D. eurocratic
Answer: | A | sciq |
Graded potentials are temporary changes in what, the characteristics of which depend on the size of the stimuli?
A. membrane voltage
B. organism voltage
C. components voltage
D. organic voltage
Answer: | A | sciq |
How many different types of taste neurons does the tongue contain?
A. three
B. ten
C. four
D. five
Answer: | D | sciq |
Deer ticks are vectors for the bacteria that cause what disease?
A. Dengue fever
B. lyme
C. malaria
D. mad cow
Answer: | B | sciq |
What is established by the ph differences between the two sides of the blastoderm cells?
A. proximal axis
B. cylindrical - ventral axis
C. posterior axis
D. dorsal-ventral axis
Answer: | D | sciq |
During metamorphosis, most salamander species go through what aquatic stage on the way to becoming adults?
A. metaphase
B. prophase
C. larval stage
D. anaphase
Answer: | C | sciq |
What is a purification process where the components of a liquid mixture are vaporized and then condensed and isolated?
A. dispersion
B. distillation
C. sterilization
D. conduction
Answer: | B | sciq |
What gas comprises about three-fourths of earth's atmosphere?
A. hydrogen
B. oxygen
C. nitrogen
D. carbon dioxide
Answer: | C | sciq |
The lymphatic system helps return fluid that leaks from the blood vessels back to what system?
A. cardiovascular
B. nervous
C. pulmonary
D. peripheral
Answer: | A | sciq |
Light is energy that travels in the form of what type of wave?
A. molecular
B. particle
C. seismic
D. electromagnetic
Answer: | D | sciq |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.