science ahahah Flashcards

1
Q

is a genetic mix between 2 individuals who have homozygous genotypes, or genotypes that have completely dominant or recessive alleles

A

monohybrid cross

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2
Q

the offspring having 2 contrasting traits is called a

A

hybrid

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3
Q

id a cross between 2 different line/genes that differ in two observed traits. We compare two different characteristics in this croos

A

dihybrid cross

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4
Q

threadlike structures made of protein and a single molecule of DNA that serve to carry the genomic information from cell to cell

A

chromosomes

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5
Q

are physical or behavioral characteristics of an organism

A

biological traits

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6
Q

father of genetics

A

gregor johann mendel

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7
Q

genetically passes down from parent to offspring

A

inherited

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8
Q

influenced by experience or the environment

A

acquired

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9
Q

is a sequence of dna or rns

A

gene

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9
Q

long strands of genetic info
most visible
found inside a nucleus of a cell
combination of dna and histone

A

chromatid

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9
Q

deoxyribonucleic acid

A

blueprint of life

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10
Q

what is a gene?

A

segments of dna and basic unit of heredity

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11
Q

what do our genes do?

A

genes determine the trait we have

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12
Q

dna

A

composed of 2 chains

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13
Q

is an anuefloidy of the sex chromosomes in which a human male receives

A

XYY syndrome

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14
Q

enumerate 3 laws of genetics

A

-law of dominance
-law of segregation
-law of development assortment

15
Q

he created the punnett square

A

reginald crundall punnett

16
Q

used to predict the offspring phenotype

A

punnett square

17
Q

in 2 different alleles, dominant trait will mask the recessive trait

A

law of dominance

18
Q

AA

A

homozygous dominant

19
Q

Aa

A

heterozygous

20
Q

aa

A

homozygous recessive

21
Q

parents with 2 alleses for a gene will pass on one allele to each offspring

A

law of segregation

22
Q

two or more traits are inherited separately

A

law of independent assortmentnn

23
Q

doesnt follow according to mendels laws

A

non mendelian inheritance

24
Q

one allele is partially dominant over another allele resulting to blending of characteristics

A

incomplete dominance

25
Q

one alle is neither dominant over the other allele resulting in full trait expression

A

codominance

26
Q

more than 2 alleles control over 1 gene

A

multiple alleles

27
Q

located on x,y chromosomes

A

sex-linked traits

28
Q

observed mostly in one sex

A

sex- influenced traits

29
Q

exoressed only in one sex

A

sex-limited traits

30
Q

is a path. the way something goes arounf an object in space

A

orbit

31
Q

a tiny particle comprises waves of electromagnetic radiation

A

photon

32
Q

indivisible

A

atom

33
Q

stationary state of lowest energy

A

ground state

34
Q

when an electron temporarily occupies an energy state grater than its ground state

A

excited state

35
Q

negative charge subatomic particle

A