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Recent questions in Biology
Which bacterium produces Toxin A and Toxin B that leads to severe diarrhea and potentially fatal antibiotic-associated colitis? 1) Staphylococcus aureus 2) Clostridium difficile 3) Escherichia coli 4)
Akokskis
asked
Nov 16, 2024
by
Akokskis
8.7k
points
Biology
high-school
1
answer
5
votes
78.1k
views
The ribs and sternum are classified as flat bones because they are thin and broad. a)True b)False
Maddie
asked
Nov 16, 2024
by
Maddie
7.9k
points
Biology
high-school
1
answer
2
votes
162k
views
The resolution limit of a typical fluorescent microscope is 200nm. If two ribosomes that are 50nm in diameter and 500nm apart are labeled with a fluorescent antibody, what will you see?
Niba
asked
Nov 16, 2024
by
Niba
8.3k
points
Biology
high-school
1
answer
0
votes
124k
views
Do we need to count the same number of squares on both sides of the hemocytometer?
Alireza Easazade
asked
Nov 16, 2024
by
Alireza Easazade
8.3k
points
Biology
high-school
1
answer
3
votes
192k
views
Fungal cultures should be incubated at: A. 0°C (32°F). B. 4°C (40°F). C. 25°C (72°F). D. 37°C (98°F).
Sonal
asked
Nov 16, 2024
by
Sonal
8.1k
points
Biology
high-school
1
answer
5
votes
2.0k
views
The allele that confers achrondroplastic dwarfism is lethal in the homozygous condition. An acondroplastic dwarf is crossed with an individual of normal height. What is the expected ratio of the surviving
IceRevenge
asked
Nov 16, 2024
by
IceRevenge
8.1k
points
Biology
high-school
1
answer
0
votes
34.3k
views
What organelles are found in animal cells, but are absent in plan cells?
Bulan
asked
Nov 16, 2024
by
Bulan
7.9k
points
Biology
high-school
1
answer
4
votes
107k
views
Based on the salamander distribution data shown on the map, choose the two salamander subpopulations between which gene flow can occur. (there are 3 correct answers)
Joe Corkery
asked
Nov 16, 2024
by
Joe Corkery
8.4k
points
Biology
high-school
1
answer
4
votes
43.4k
views
Which method of sterilization disrupts the DNA of microbes by changing the chemical structure, preventing them from reproducing? a) Autoclaving b) Ethylene oxide gas c) UV radiation d) Filtration
Mtoto
asked
Nov 16, 2024
by
Mtoto
8.3k
points
Biology
high-school
1
answer
0
votes
8.1k
views
____________________ includes absorption into, distribution to, metabolism within, and excretion from living organism.
Dunc
asked
Nov 16, 2024
by
Dunc
8.6k
points
Biology
high-school
1
answer
3
votes
219k
views
Process where homologous chromosomes exchange genetic material during meiosis. What’s it called?
Mehanik
asked
Nov 16, 2024
by
Mehanik
8.8k
points
Biology
college
1
answer
2
votes
71.2k
views
Which type of receptor recognizes conserved amino acid and carbohydrate sequences on the surface of pathogens? A. Antigen receptors B. Complement receptors C. Fc receptors D. Membrane immunoglobulin E.
Timika
asked
Nov 16, 2024
by
Timika
7.9k
points
Biology
high-school
1
answer
3
votes
11.5k
views
Name the structure in a microscopic animal (such as an amoeba) that fills with water and then opens to the outside of the cell to remove excess water.
Bogdan Beda
asked
Nov 16, 2024
by
Bogdan Beda
8.3k
points
Biology
high-school
1
answer
0
votes
191k
views
The majority of eukaryotic cells are haploid/diploid meaning what? Only what type of cells are the other type?
Killzone Kid
asked
Nov 16, 2024
by
Killzone Kid
8.1k
points
Biology
high-school
1
answer
5
votes
112k
views
During the germinal stage, the fertilized egg, known as a ___, is created, and cell division takes place
Andrew Skorkin
asked
Nov 16, 2024
by
Andrew Skorkin
8.3k
points
Biology
high-school
1
answer
0
votes
43.6k
views
Why do the Darwin's bark spide offspring have different gene combinations even though they have the same parents?
Jan Vladimir Mostert
asked
Nov 16, 2024
by
Jan Vladimir Mostert
8.2k
points
Biology
college
1
answer
5
votes
90.5k
views
Where is cephalic found ?
Yutseho
asked
Nov 16, 2024
by
Yutseho
8.6k
points
Biology
college
1
answer
3
votes
70.0k
views
The infectious dose is the amount of bacterial toxin you need to ingest to become ill. True or False
Brent Lamborn
asked
Nov 16, 2024
by
Brent Lamborn
8.0k
points
Biology
high-school
1
answer
1
vote
150k
views
Do lower motoneuron lesions present with clasp knife spasticity? 1) Yes 2) No 3) Cannot be determined
Jerry Lee
asked
Nov 16, 2024
by
Jerry Lee
7.9k
points
Biology
high-school
1
answer
0
votes
154k
views
What happens to the proteins that are synthesized on free ribosomes in the cytoplasm? Do they go through the Golgi apparatus? a. These proteins move through the Golgi apparatus and enter in the nucleus.
Melkhaldi
asked
Nov 16, 2024
by
Melkhaldi
7.6k
points
Biology
high-school
1
answer
5
votes
106k
views
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