WorksheetsGenetics exam 2022
Total questions: 30
Worksheet time: 3hrs 30mins
What is PMAT an acronym for?
(a)
Which series is arranged in order from largest to smallest in size?
gene, chromosome, nucleus, cell, DNA, nucleotide
cell, nucleus, chromosome, DNA, gene, nucleotide
nucleotide, chromosome, cell, DNA, nucleus
cell, DNA, gene, nucleotide, nucleus, chromosome
Which 2 molecules form the sides (backbone) of the DNA ladder?
deoxyribose sugar and adenine
deoxyribose sugar and a hydrogen bond
deoxyribose sugar and the nucleus
deoxyribose sugar and phosphate
Where, in the eukaryotic cell, is DNA located?
ribosomes
nucleus
mitochondria
cytoplasm
What determines the code, or information, of a DNA molecule?
the shape (structure) of the nitrogen bases
the order (sequence) of the nitrogen bases
the color of the nitrogen bases
the frequency (number) of nitrogen bases
Watson and Crick....
Took an x-ray picture of DNA
Grew peas and discovered that alleles could be dominant and recessive.
Discovered the shape of DNA
Were evil geniuses trying to take over the world
The entire set of genes that belongs to an organism is called its ____.
genome
chromosome
gene
DNA sequence
How many helicoidal strands make up DNA?
2
3
4
5
What type of cell is HAPLOID, and passes on genetic material to offspring? (choose 1 answer)
BODY CELLS
MITOSIS
EGG
SPERM
EGG AND SPERM
MEIOSIS (choose 1 answer)
REDUCES THE NUMBER OF CHROMOSOMES BY ONE HALF
PRODUCES UNIQUE SEX CELLS-1N
ALLOWS TRAITS TO BE PASSED TO OFFSPRING
ALL ARE TRUE
INCREASE GENETIC VARIATION
MITOSIS (choose 1 answer)
INCREASES GENETIC VARIATION
ALLOWS TRAITS TO BE PASSED ON TO OFFSPRING
PRODUCES 2 IDENTICAL DAUGHTER CELLS
ALL ARE TRUE
WHICH OF THE FOLLOWING DO NOT OCCUR DURING THE MITOSIS STAGE OF THE CELL CYCLE
SISTER CHROMATIDS SEPARATE
DNA IS REPLICATED
CHROMOSOMES LINE UP AT THE EQUATOR
CHROMATIN CONDENSES INTO CHROMOSOMES
homologous chromosomes
Is the following cell diploid or haploid?
Diploid
Haploid
Is this karyotype for a male or female?
MALE
FEMALE
RNA contains cytosine
RNA contains thymine
RNA contains uracil
RNA contains adenine
converts mRNA into a protein
What is a phenotype
The genetic make up (code)
The physical trait
What type of mutation occurs, when a base is subtracted from the sequence?
(a)
Which of the following cell divisions is responsible for cellular growth and repair?
mitosis
meiosis
magic
myeosis
What is one evolutionary advantage to sexual reproduction?
producing less offspring
What does DNA stand for?
(a)
This is an example of a...
Genetic trait
child that had too much time with the dog
aquired trait
genetic mutation
