cells Flashcards

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1
Q

how did Robert Hook discover the cell

A

in a slice of cork he discovered a box like plant cell

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2
Q

Who was Anthony Van Leewenhock

A

developed and improve on many high microscopes also he was the first to observe and describe single celled organisms

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3
Q

what’s the cell theory

A

1: all organisms are made of one or more cells
2: The cell is the basic unit of life
3: New cells come from pre-existing cells

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4
Q

are the two types of cells

A

prokaryotic and eukaryotic

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5
Q

what do red cells do

A

Fight infection in the body

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6
Q

identify two single celled organisms

A

amoeba and Ugluina.

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7
Q

identify two structures that are found in plant cells but not found in animal cells

A

chloroplast in cell wall

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8
Q

what is the function of the nucleus

A

responsible for making ribosomes

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9
Q

what is made of the mitochondria

A

Energy

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10
Q

what develops from putting cells together

A

tissues

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11
Q

what is the purpose of photosynthesis

A

to create food for the plant

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12
Q

what is the purpose of the cell membrane? How many layers is it?

A

allow certain materials to pass into the cell it has three layers

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13
Q

what does the word organelle mean

A

Little organs

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14
Q

describe the contents of the nucleus

A

chromosomes that contain genetic info

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15
Q

what makes up the cytoplasm

A

Energy that is in the cell

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16
Q

why do you lysosomes contain enzymes

A

to digest small particles

17
Q

what is the purpose of Golgi complex

A

package and ship out of the cell

18
Q

with the reactants and products of photosynthesis

A

reactance: light, water, carbon dioxide products: oxygen, glucose

19
Q

how do muscles work

A

nerves and axons

20
Q

Who discovered the cell

A

Robert Hook

21
Q

DNA

A

makes up jeans

22
Q

genotype

A

genetic makeup of an organism

23
Q

Allele

A

form of a gene

24
Q

recessive

A

represented by lowercase

25
Q

dominant

A

represented by an uppercase letter

26
Q

when a dominant and recessive gene come together what is it called

A

heterozygous

27
Q

went to dominate or two recessive genes come together what is it called

A

homozygous

28
Q

phenotype

A

physical trait in organism

29
Q

what is heredity mean

A

passing down of traits from parent to child

30
Q

describe the relationship between genes chromosomes in DNA

A

Jeans are in DNA which can be located on chromosomes

31
Q

identifying to Skype to processes that allow DNI to be inherited by the next-generation

A

meiosis and crossing over

32
Q

chromosomes

A

hereditary units of an organism

33
Q

Genes

A

part of the DNA containing the genetic code arranged on to chromosomes

34
Q

alleles

A

two forms of a gene for each characteristics