"30 Terms" Flashcards

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1
Q

active site

A

The part of the enzyme where the substrate will bind.

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2
Q

Active transport

A

The movement of molecules across the cell membrane with the use of ATP.

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3
Q

Anticodon

A

The three nucleotide combination on the transfer RNA that matches up with the three letter combination on the messenger RNA

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4
Q

Antigen

A

The foreign particles or substances that trigger an immune response.

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5
Q

ATP

A

A high energy molecule that can be split apart to release energy for many different processes in living things.

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6
Q

Autotroph

A

An organism that makes its own food.

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7
Q

Auxins

A

Plant hormones that lead to phototropism by elongating the dark side of the plant.

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8
Q

Catalyst

A

A molecule that speeds up a chemical reaction by lowering the activation energy

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9
Q

Cell cycle

A

The continuous series of events that all somatic cells go through that includes mitosis, cytokinesis, and interphase.

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10
Q

Cellular respiration

A

The process of breaking down glucose to make ATP.

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11
Q

Codon

A

The three nucleotide combination on the messenger RNA that matches up with the three letter combination on the transfer RNA and
has the information to code for one amino acid

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12
Q

Cohesion

A

The attractive force between polar molecules of the same substance

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13
Q

Dehydration synthesis

A

The type of reaction that links together monomers to make polymers and release water in the process.

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14
Q

Diploid

A

Cells that have two copies of each kind of chromosome.

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15
Q

DNA ligase

A

The enzyme that splices DNA together in genetic engineering and the okazaki fragments of replication

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16
Q

*Endosymbiosis

we had a response on this once

A

The theory that eukaryotic cells arose from prokaryotic cells that lived closely together to the point that we now call these
former cells “mitochondria” and “chloroplasts”

17
Q

Enzyme

A

An organic catalyst that lowers the activation energy of chemical reactions in organisms thus increasing the rate of reaction

18
Q

Facilitated transport

A

The movement of molecules across the cell membrane without the use of ATP, but with the help of a protein

19
Q

Incomplete dominance

A

The type of inheritance where the heterozygous individual has a blend of the dominant and recessive trait.

20
Q

Natural selection

A

IT’S A MECHANISM!!!!!

The theory that states explains how a population changes over time to reflect the individuals who are most successful.

21
Q

Passive transport

A

The transport of molecules across the cell membrane without the use of energy.

22
Q

Ribosome

A

The part of the cell responsible for dehydration synthesis of proteins using the mRNA template.

23
Q

Species

A

A group of similar looking organisms that can reproduce to make fertile offspring

24
Q

Symbiosis

A

A long term relationship between organisms of two different species where at least one of the organisms benefits.

KNOW ALL OF THE DIFFERENT INTERACTIONS

25
Q

Transcription

A

The making of RNA from DNA.

-explain how…

26
Q

Translation

A

The process of making proteins from the mRNA template

27
Q

Transpiration

A

The evaporation of water from the stomata of a leaf that allows water to be pulled up a stem.

28
Q

Xylem

A

The vascular tissue in a plant that carries water up from the roots to the rest of the plant.

29
Q

Zygote

A

The fertilized egg

30
Q

Mutation

A

A change in the DNA either by changing a chromosome’s structure or the order of nucleotides.