stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Genetics Stages 1 and 2 Flashcards | StudBud
Explore
/
Genetics Stages 1 and 2
Genetics Stages 1 and 2
37 terms
·
StudBud Administration
·
1,101 plays
Imported from external platform
Flashcards
37 cards
F
Practice quiz
P
Host live
L
Questions
37
Answers
1
Angiogenesis is when cancer cells generate their own growth factors, promoting the formation of new blood vessels
True
False
2
Tetrads form in this phase
Prophase I
Anaphase I
Prophase II
Anaphase II
3
Budding is an example of asexual reproduction
True
False
4
What is the phenotypic proportion expected for a cross made between RrYy and RrYy
6:6:3:1
9:3:3:1
4:4:4:4
9:4:2:1
5
Heterozygous offspring simultaneously manifests the phenotypes of homozygous parents
Multiple alleles
Polygenic traits
Codominance
Incomplete dominance
6
Cell division in eukaryotic cells is called Binary fission
True
False
7
Concluded that animals and plants tissues are made up of cells
Robert Hooke
Anton Van Leewenhoek
Schwan and Scleiden
Robert Brown
8
Is used to replace cells that completed their cycle
Binary fission
Meiosis
None
Mitosis
9
The small size of a cell facilitates that the entry of nutrients and elimination of wastes are fast enough
False
True
10
Meiosis produces sex gametes
True
False
11
Manufactured high-precision lenses
Robert Brown
Robert Hooke
Schwan and Scleiden
Anton Van Leewenhoek
12
Nuclear membrane is restructured around each group of chromosomes
Prophase
Anaphase
Metaphase
Telophase
13
Prokaryotic cells have a single circular chromosome
False
True
14
Verifies that all DNA has been replicated, chromosomes are counted so they divide in equal parts
M control point
G1 control point
All above
G2 control point
15
Chromosomes are arranged in the equatorial plane of the cell controlled by microtubules
Metaphase
Telophase
Prophase
Anaphase
16
What is the phenotipic proportion of a cross between Yy and yy
1:2
2:2
4
3:1
17
They are purposes of the cell theory
repair damaged cells
allow growth
form reproductive cells
all above
18
All living things are made up of cells is not a postulate of the cell theory
False
True
19
Meiosis produces cells "2n"
False
True
20
Cells must mantain a small proportion between their surface area and volume
True
False
21
No allele is entirely dominant over the other . Exhibits a “mixed” phenotype
Codominance
Polygenic traits
Multiple alleles
Incomplete dominance
22
Used the term "
cell
" for the first time
Anton Van Leewenhoek
Schwan and Virchow
Robert Hooke
Robert Brown
23
Albinism is an autosomal recessive disorder
True
False
24
Consists of four phases:
Prophase, Metaphase, Anaphase and Telophase
Meiosis
Cytokinesis
Interphase
M phase
25
Some characteristics of the phenotype are determined by the interaction of different pairs of alleles
Incomplete dominance
Multiple alleles
Codominance
Polygenic traits
26
The following are prokaryotic cell division characteristics except...
asexual reproduction
increases genetic variability
In bacteria/archea
increase populations rapidly
27
Answer for number 1 must be
AaBb
AABB
aabb
AaBB
28
Answer for number 1 box is
rr
rR
RR
Rr
29
Number 3 box answer is
rr
rR
Rr
RR
30
Proportion for homozygous recessive both characteristics in this cross RrYy and RrYy
4:16
9:16
16:16
1:16
31
Answer for number 6 must be
AABB
AaBB
aabb
AaBb
32
Mitosis occurs in somatic cells
True
False
33
Answer for number 2 must be
AABB
Aabb
AaBb
aabb
34
Is made up of three phases:
G1 (growth), S (synthesis) and G2
Meiosis
Mitosis
M phase
Interphase
35
The microtubules drag a chromosome of two chromatids on each side
Anaphase II
Anaphase I
Prophase I
Prophase II
36
Occur when there are more than two alleles that code for a characteristic in a population
Incomplete dominance
Multiple alleles
Polygenic traits
Codominance
37
Probability for an homozygous recessive individual
25%
75%
100%
50%
