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Seznam Slovíček Úrovně C2 - Biology

Zde se naučíte všechna základní slova pro mluvení o biologii, shromážděná speciálně pro studenty úrovně C2.

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CEFR C2 Vocabulary
ribosome
ribosome
[Podstatné jméno]

a tiny structure within cells that assembles proteins by reading the genetic instructions carried by messenger RNA

ribozom

ribozom

Ex: Ribosomes are the cellular factories responsible for building proteins, essential for various biological functions. 
Golgi apparatus
Golgi apparatus
[Podstatné jméno]

a cellular organelle involved in the processing, packaging, and distribution of proteins and lipids within the cell, consisting of a stack of flattened membrane sacs called cisternae

Golgiho aparát, Golgiho komplex

Golgiho aparát, Golgiho komplex

Ex: The Golgi apparatus modifies and packages proteins, ensuring they are properly shaped and functional. 
lysosome
lysosome
[Podstatné jméno]

a small, enzyme-filled sac in a cell that breaks down waste materials and unwanted substances

lyzozom, enzymy naplněný váček

lyzozom, enzymy naplněný váček

Ex: Lysosomes act as the "recycling centers" of cells, breaking down and digesting cellular waste materials. 
mitochondrion
mitochondrion
[Podstatné jméno]

an organelle that is abundantly present in most cells and is responsible for energy production

mitochondrie, energetické organely

mitochondrie, energetické organely

Ex: The mitochondrion is a membrane-bound organelle found in most eukaryotic cells. 
chloroplast
chloroplast
[Podstatné jméno]

a plant cell organelle that uses sunlight to produce energy and make glucose through photosynthesis

chloroplast, fotosyntetický organel

chloroplast, fotosyntetický organel

Ex: Chloroplasts are the green structures in plant cells where photosynthesis, the process of converting light into energy, takes place. 
nucleotide
nucleotide
[Podstatné jméno]

a molecule that forms the basic building block of DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base

nukleotid

nukleotid

Ex: The sequence of nucleotides in DNA determines genetic information. 
polypeptide
polypeptide
[Podstatné jméno]

a linear chain of amino acids linked by peptide bonds, forming a primary structure of a protein

polypeptid, polypeptidový řetězec

polypeptid, polypeptidový řetězec

Ex: Insulin is a polypeptide hormone that regulates blood sugar levels. 
organelle
organelle
[Podstatné jméno]

a specialized, membrane-bound structure within a cell that performs specific functions, contributing to the cell's overall structure and function

organela, buněčná organela

organela, buněčná organela

Ex: The nucleus, an organelle housing genetic material, regulates cell activities. 
vacuole
vacuole
[Podstatné jméno]

a cell organelle in plants, fungi, and some protists that stores nutrients, manages waste, and helps maintain cell pressure

vakuola, vezikula

vakuola, vezikula

Ex: Vacuoles in plant cells may contain pigments, giving flowers and fruits their vibrant colors. 
centriole
centriole
[Podstatné jméno]

a pair of small cylinders near the nucleus in animal cells, organizing cell division by forming the mitotic spindle

centriola, pár centriol

centriola, pár centriol

Ex: Centrioles play a crucial role in animal cell division, forming the mitotic spindle. 
histone
histone
[Podstatné jméno]

a type of protein that plays a structural role in the packaging of DNA into nucleosomes, fundamental units of chromatin

histon, histonový protein

histon, histonový protein

Ex: Histones act as spools around which DNA winds, forming compact structures called nucleosomes. 
telomere
telomere
[Podstatné jméno]

a repetitive DNA sequence at the end of a linear chromosome, protecting it from deterioration during replication, and playing a role in cellular aging and cancer development

telomera, koncová část chromozomu

telomera, koncová část chromozomu

Ex: Think of telomeres as the plastic tips on the ends of a phone charger cable that keep it from wearing out. 
phenotype
phenotype
[Podstatné jméno]

the observable physical and behavioral characteristics of an organism, resulting from the interaction of its genotype (genetic makeup) with the environment

fenotyp, pozorovatelné charakteristiky

fenotyp, pozorovatelné charakteristiky

Ex: Eye color, hair texture, and height are examples of human phenotypes. 
homeostasis
homeostasis
[Podstatné jméno]

the tendency of an organism or cell to regulate its internal environment and maintain a stable, balanced condition, despite external changes

homeostáza, vnitřní rovnováha

homeostáza, vnitřní rovnováha

Ex: Sweating to cool down the body temperature is an example of homeostasis in response to external heat. 
translation
translation
[Podstatné jméno]

the process by which the information encoded in the sequence of nucleotides in DNA is converted into a functional product, typically a protein

translace, genetická translace

translace, genetická translace

Ex: In the first step of translation, messenger RNA (mRNA) is synthesized based on the DNA template. 
transcription
transcription
[Podstatné jméno]

the process by which a segment of DNA is used as a template to synthesize a complementary RNA molecule

transkripce, proces transkripce

transkripce, proces transkripce

Ex: Transcription initiates when RNA polymerase binds to the DNA at the promoter region. 
replication
replication
[Podstatné jméno]

the process by which an organism duplicates its genetic material, particularly the copying of DNA in cell division

replikace

replikace

Ex: DNA replication is a fundamental process that occurs before cell division, ensuring genetic continuity. 
codon
codon
[Podstatné jméno]

a sequence of three adjacent nucleotides in mRNA that codes for a specific amino acid during protein synthesis or serves as a start or stop signal in the translation process

kodon, sekvence kodonů

kodon, sekvence kodonů

Ex: AUG is the start codon, initiating the translation process in protein synthesis. 
symbiosis
symbiosis
[Podstatné jméno]

a close and often long-term interaction between two different species living in close physical association, typically to the advantage of both

symbióza, symbiotický vztah

symbióza, symbiotický vztah

Ex: The relationship between cleaner fish and larger fish, where the cleaner fish remove parasites, represents a mutualistic symbiosis. 
ameba
ameba
[Podstatné jméno]

a single-celled, microscopic organism belonging to the group of protozoa, characterized by a flexible cell membrane and the absence of a fixed body shape

améba, améby

améba, améby

Ex: Amebas are commonly found in various aquatic environments, including freshwater ponds and streams. 
prokaryote
prokaryote
[Podstatné jméno]

a simple, single-celled organism that lacks a true nucleus and membrane-bound organelles, such as bacteria and archaea

prokaryota, prokaryotický organismus

prokaryota, prokaryotický organismus

Ex: Bacteria, such as Escherichia coli (E. coli), are common examples of prokaryotes. 
chlorophyll
chlorophyll
[Podstatné jméno]

a green pigment found in all green plants and cyanobacteria that is responsible for the absorption of the sunlight needed for the photosynthesis process

chlorofyl, zelený pigment

chlorofyl, zelený pigment

Ex: Chlorophyll is responsible for the green color of plants, reflecting its role in photosynthesis. 
capsid
capsid
[Podstatné jméno]

the protein coat of a virus that encases its genetic material and helps it attach to and enter host cells during infection

kapsid, proteinový obal

kapsid, proteinový obal

Ex: The capsid of a virus provides structural integrity, enclosing and protecting its genetic material. 
eukaryote
eukaryote
[Podstatné jméno]

a type of living thing with cells that have a nucleus and other structures enclosed in membranes, like plants, animals, fungi, and some microorganisms

eukaryota, eukaryotický organismus

eukaryota, eukaryotický organismus

Ex: Plants, with their roots, stems, and leaves, are examples of eukaryotes. 
ovum
ovum
[Podstatné jméno]

a mature, female reproductive cell or egg, typically larger than a sperm cell, capable of fusing with a sperm cell during fertilization to form a zygote

vajíčko, vejce

vajíčko, vejce

Ex: Human females typically release one ovum during each menstrual cycle. 
pepsin
pepsin
[Podstatné jméno]

an enzyme produced in the stomach that helps in the digestion of proteins by breaking them down into smaller peptides

pepsin, trávicí enzym bílkovin

pepsin, trávicí enzym bílkovin

Ex: Pepsin is an enzyme produced in the stomach that helps break down proteins into smaller peptides. 
adenosine triphosphate
adenosine triphosphate
[Podstatné jméno]

a molecule that carries energy within cells, composed of adenine, a ribose sugar, and three phosphate groups

adenosintrifosfát, trifosfát adenosinu

adenosintrifosfát, trifosfát adenosinu

Ex: Adenosine triphosphate is often referred to as the "energy currency" of cells due to its role in energy transfer. 
biogas
biogas
[Podstatné jméno]

a gas, especially methane, that is produced as a result of the decomposition of animal or plant remains, which is used as fuel

bioplyn, obnovitelný plyn

bioplyn, obnovitelný plyn

Ex: Biogas offers a sustainable alternative to fossil fuels, reducing greenhouse gas emissions and reliance on non-renewable resources. 
cytoskeleton
cytoskeleton
[Podstatné jméno]

a network of protein fibers in a cell that gives it shape, supports its structure, and aids in movement

cytoskelet, buněčná kostra

cytoskelet, buněčná kostra

Ex: The cytoskeleton acts like a cell's internal scaffolding, maintaining its shape and structural integrity. 
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