Centrosomes - Study guides, Class notes & Summaries
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AP Biology - Unit 2 Study Guide Questions with Verified Answers
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AP Biology - Unit 2 Study Guide 
Questions with Verified Answers 
 
Describe diffusion and give some specific examples of molecules which move by diffusion. - 
The random thermal motion of particles of liquids, gases, or solids. In the presence of a 
concentration or electrochemical gradient, diffusion results in the net movement of a substance 
from a region where it is more concentrated to a region where it is less concentrated. 
- The movement of particles of any substance, so that they tend ...
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bio 150 final exam Correct Questions & Answers(Graded A+)
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bio 150 final exam Correct Questions & Answeheat is a form of? 
 
a. kinetic 
tial 
c. activation 
d. catalytic - ANSWER a. kinetic 
 
An alpha helix is a type of protein_________ structure? 
a. primary 
b. seconday 
c. tertiary 
d. quartenary - ANSWER b. secondary 
 
the cytoplasmic granule of RNA and protein that reads mRNA and synthesizes proteins is called the _________, an organelle that is not bound by a membrane? 
 
a. kinetechore 
b. Golgi complex 
c. ribosome 
d. nucleolus - ANSWER c. r...
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MICR 3033 Final Question with Complete Solutions
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10.1Q1 Define three stages of the cell cycle? Correct Answer-Interphase 
G0: where cells rest 
G1: where cells grow and expand 
S: where DNA is replicated 
G2: where cells repair damaged DNA and duplicate centrosomes 
 
Cell division (M) phase 
Where cells undergo nuclear and cytoplasmic division 
 
10.2Q1 What are cyclin-dependent kinases (Cdks)? Correct Answer-A small family of protein kinases that regulate the transition of various phases in the cell cycle. CDKs are small proteins that mainl...
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PSS 3421 test 1 questions & answers 2024/2025
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PSS 3421 test 1 questions & answers 2024/2025 
 
 
(T/F) Cells with a single set of chromosomes are called diploid - ANSWERSfalse 
 
The mode of cell division which results in four daughter cells that are genetically different, with each cell containing one haploid set of chromosomes, is known as? - ANSWERSmeiosis 
 
_________________ chromosomes pair in meiosis and have the same genetic loci and structure - ANSWERShomologous 
 
Chromosomes become aligned along the cell's equator during this ph...
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Biology L 104 Exam 1 Questions With Solutions 100% Correct
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Biology L 104 Exam 1 Questions With 
Solutions 100% Correct 
1. An example of a saturated fat is 
a. olive oil 
b. corn oil 
c. animal fat 
d. margarine 
e. soybean oil c. animal fat 
2. During the folding of DNA into discrete chromosomes, DNA is first condensed into small 
repeating units called ___________. 
a. nucleosomes 
b. lysosomes 
c. ribosomes 
d. centrosomes 
e. nucleotides a. nucleosomes
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IUPUI YARD ANATOMY LECTURE EXAM WITH GUARANTEED CORRECT ANSWERS
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Centrosomes and Centrioles - correct answer Essential for movement of chromosomes during cell division 
 & Organizes microtubules in the cytoskeleton 
 
Ribosomes - correct answer protein synthesis 
 
Nucleus - correct answer Site of rRNA synthesis and assembly of ribosomal subunits 
 
Golgi apparatus - correct answer Replenishes cell membrane 
 
Packaging materials for lysosomes and Peroxisomes 
 
Microfilaments - correct answer Mainly composed of thin strands of actin proteins 
 
tight junctio...
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LSU Biology 1201 Exam Prep| Questions with 100% Correct Answers
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Centromeres - ANSWER area of attachment between two sister chromatids 
Kinetochores - ANSWER structures of proteins and specific sections of chromosomal DNA at the 
centromere; point of attachment for microtubules of the spindle 
Chromatids - ANSWER two copies of duplicated chromosome 
Spindle apparatus - ANSWER formed from microtubules extending from the two centromeres; 
as centrosomes move away from each other the microtubules lengthen
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LSU Biology 1201 UPDATED Exam Questions and CORRECT Answers
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Centromeres - area of attachment between two sister chromatids 
Kinetochores - structures of proteins and specific sections of chromosomal DNA at the 
centromere; point of attachment for microtubules of the spindle 
Chromatids - two copies of duplicated chromosome 
Spindle apparatus - formed from microtubules extending from the two centromeres; as 
centrosomes move away from each other the microtubules lengthen 
Why are there checkpoints throughout the cell cycle? - stop and go ahead signals h...
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Biology 1406 Exam 3 Questions and Answers Rated A+
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Biology 1406 Exam 3 Questions and 
 
Answers Rated A+ 
 
Cell division is used for which of the following ? Reproduction of single-celled organisms, 
growth of multicellular organisms, repair and replacement of cells, and sperm and egg 
production 
 
Asexual and sexual reproduction differs in that sexual reproduction_____________ Can 
produce great variation among the offspring (Meiosis) 
 
Asexual Reproduction ____________ Produces offspring genetically identical to the parent 
(Mitosis) 
 
Mos...
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IUPUI Yard Anatomy Lecture Exam 1 Questions With 100% Correct Answers 2024
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IUPUI Yard Anatomy Lecture Exam 1 Questions With 100% Correct Answers 2024
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