UNIT 7 SC.7.L.16.1HEREDITY
Authored by Gladymar Maldonado
Science
7th Grade
NGSS covered
Used 30+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the basic unit of heredity that contains the instructions for an organism's traits?
Chromosome
Gene
Cell
Protein
Answer explanation
The basic unit of heredity is a gene, which contains the instructions for an organism's traits. Chromosomes are structures that carry genes, but the gene itself is the fundamental unit responsible for heredity.
Tags
NGSS.MS-LS3-1
NGSS.MS-LS3-2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Where are genes located within a cell?
In the cell membrane
In the cytoplasm
In the chromosomes
In the ribosomes
Answer explanation
Genes are located in the chromosomes, which are structures within the cell nucleus that contain DNA. The other options do not house genes, making chromosomes the correct answer.
Tags
NGSS.MS-LS3-1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the molecule that carries the genetic instructions in living organisms?
RNA
DNA
Protein
Lipid
Answer explanation
DNA is the molecule that carries the genetic instructions in living organisms, serving as the blueprint for development, functioning, and reproduction. RNA and proteins play roles in gene expression, but DNA is the primary carrier of genetic information.
Tags
NGSS.HS-LS3-1
NGSS.HS-LS1-1
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is true about heredity?
It involves the transmission of traits from one generation to another.
It only occurs in plants.
It is not related to DNA.
It is a process that happens randomly.
Answer explanation
Heredity is the process through which traits are passed from parents to offspring, making the statement 'It involves the transmission of traits from one generation to another' the only accurate choice. The other options are incorrect.
Tags
NGSS.MS-LS3-2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What structure in the cell contains the hereditary information?
Mitochondria
Nucleus
Ribosome
Golgi apparatus
Answer explanation
The nucleus is the cell structure that contains the hereditary information, specifically DNA, which carries the genetic instructions for the development and functioning of living organisms.
Tags
NGSS.MS-LS3-1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following best describes a chromosome?
A protein that speeds up chemical reactions
A structure made of DNA and proteins
A lipid that stores energy
A carbohydrate that provides energy
Answer explanation
A chromosome is best described as a structure made of DNA and proteins. It carries genetic information and is essential for cell division, unlike proteins, lipids, or carbohydrates which serve different functions.
Tags
NGSS.MS-LS3-1
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the role of DNA in cells?
To provide energy
To store genetic information
To transport nutrients
To protect the cell
Answer explanation
DNA's primary role in cells is to store genetic information, which is essential for the development, functioning, and reproduction of all living organisms. It serves as the blueprint for building proteins and regulating cellular activities.
Tags
NGSS.MS-LS3-1
NGSS.MS-LS1-2
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