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Bio250 Characteristics of life 2025 Questions with Accurate Solutions

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Bio250 Characteristics of life 2025 Questions with Accurate Solutions

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Bio250 Characteristics of life 2025
Questions with Accurate Solutions
Describe the subunits of prokaryotic vs eukaryotic organisms
a. Prokaryotic-
b. Eukaryotic

prokaryotic- small 30s large 50s
Eukaryotic- smaller 40s
larger 60s

True or false: prokaryotes have a nucleus

False. They have a nucleoid.

Describe a mutation.

A change in nucleotide sequence of dna
During DNA replication

Characteristics of bacteria

has a peptidoglycan cell wall
prokaryotic
photosynthesis
recycle nutrients

Characteristics of archea

Lack petidoglycan
Extreme environment

Characteristics of fungi

Relatively large
cell walls

, Multicellular- mold
unicellular- yeast
(look like bubble drop)

Characteristics of protozoa

eukaryotic
unicellular
lack a cell wall
Locomotion
Can cause disease
animal like in need/strucutre

Characteristics of algea

plant like
photosynthetic
CO2 food
H2o sun
Multi or unicellular

natural selection relating to resistant bacteria

Evolution by natural selection occurs when heritable variation leads to differential
rerpoductive success
- variation heritable
- overproduction of offspring where environment small
- unequal reproductive success
- Favorable traits accumulate

What are the three distinct ideas where life comes from?

1. Special creation
- Life from god

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