Biooo Flashcards
An organism with two identical alleles for a trait is said to be _____________ for the trait.
homozygous
Which of the following is not a condition for a population to be Hardy-Weinberg equilibrium?
The population is infinitely small
A person who is heterozygous for a recessive genetic disease, such as Tay-Sachs, is said to be
A carrier
A female carrier of an X-linked recessive trait plans to have a child with an affected male. What is the probability that a male child will have the trait?
50%
Which of these RNA modifications occurs last?
A poly-A tail is added to the end of the RNA strand.
DNA fingerprinting:
A method of comparing DNA from individuals to an unknown DNA sample by looking for sequences unique to that individual.
What are the three domains?
Bacteria, Archaea, Eukarya
Taxonomy
The science of classifying living things
Monophyletic trait
groups of organisms, including their most recent common ancestor and the descendants of that most recent common ancestor.
Flagella
A long whip-like structure found in some cells that facilitate movement.
Mycorrhizae
a mutualistic relationship between fungi and plant roots.
- What distinguishes invertebrates from other animals?
A. They can reproduce asexually.
B. They do not have a backbone.
C. They have jointed appendages.
D. They have bilateral symmetry
They do not have a backbone.
What are three different types of Viruses?
Coronavirus, Influenza viruses, Flaviviruses.
How are reptiles dif from mammals? name three ways.
Mammals can regulate their body temperature internally while reptiles have to rely on other resources
Mammals have fur and Reptiles have Scales
Most reptiles lay eggs , while most mammals give birth to live young .
