TEXAS exam questions 238 life science 7-12 2024/2025 with 100% correct answers
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Course
TEXAS e 238 life science 7-12
Institution
TEXAS E 238 Life Science 7-12
pyramid shaped age structure diagram shows correct answerspopulation is growing rapidly
type of leave made up of leaflets correct answerscompound leaves
RNA correct answerssingle stranded, sugar component is ribose
DNA and RNA are both correct answerspolynucleotides
the study of genes c...
what makes genetically modified organisms different from another organism correct answersd n a
base or alkali correct answerssubstance that can donate a hydroxide ion
arsenic pollutes what in the body first correct answersglobulin of hemoglobin then distributes it
everywhere
capsules correct answersthin stalks produced when moss reproduces; sporophyte stage
receptors for steroid hormones are located in correct answersplasma membrane, cytosol and nucleus of
target cells
detritvores correct answersmites earthworms and snails are this type of hereotroph
how much energy is lost from one trophic level to the other? correct answers90 percent
s phase synthesis phase correct answerspart of the cell cycle which d n a is replicated; it occurs between
g 1 and g 2
cilia correct answersplay an important role in lung defense against unwanted particles, they are hair like
structures
, sinoatrial node correct answersrhythmic contractions of the human heart
darwin said that the mechanisms of evolution was correct answersnatural selection
species on earth today descended from correct answerscommon ancestral species - darwin
motor neurons are also called correct answersefferent neurons
intercellular space and cell wall spaces of plant roots are collectively known as correct answersthe
apoplast
IgE correct answersimmunoglobulin responsible for seasonal allergies
genetic disease that appears early then increases severity with each generation correct
answersanticipation- it usually happens with mutations in trinucleotide repeat regions and parent of
origin effects
compound microscope max magnification correct answers2000X
dynein correct answerspartners with microtubules inside of cilia and eukaryotic flagella
behavioral ecology correct answersstudy of evolutionary and ecological basis of animal behavior
haploid number of chromosomes for human correct answers23 because humans have somatic cells with
46 chromosomes
labellum correct answerssponge like comes from the head of a housefly used to mop up fluids
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