2 nd Semester Biology Just a couple more days!!

Choose a question…

In what kingdom would you find mushrooms? Answer

FungiEXTRA POINT! EXTRA POINT!EXTRA POINT!

Who categorized organisms based on size and habitat? answer

Aristotle

To what kingdom do we belong? Answer

Animalia

Plantae

Eukaryotic, photosynthetic organisms that are multicellular belong to this kingdom Answer

Each DNA codon codes for a(n) Answer

Amino Acid

Where do scavengers get their food? Answer

From dead organisms

What process do bacteria use to reproduce? Answer

Binary fission

If a body cell of an organism contains 20 chromosomes, what is the diploid number of this organism? Answer

20 home

What is the final product of mitosis? Answer

2 cells that are genetically identical to the original cell. home

During which phase does DNA replication occur? answer

If you had a streptococci in your body, what would it look like? Answer

Interphase

During which phase do tetrads first pair up? Answer

Prophase I

Describe the final product of meiosis in females. Answer

1 egg cell (that is different/unique from the original cell) and 3 polar bodies (that die off)

What kinds of bonds hold nitrogen bases (in DNA) together? Answer

Weak Hydrogen bonds Don’t forget, these bonds are broken by enzymes

A codon is made up of how many nitrogen bases? Answer

3

In what part of a cell do you find DNA? Answer

In the nucleus

Mutations that can be passed on to offspring are known as… Answer

Germ-line mutations

What is the name of this type of DNA technology? Answer

DNA Fingerprinting Do you know what gene therapy is?

How many pairs of autosomes does a normal human have? Answer

22 We have 22 pairs of autosomes and 1 pair of sex chromosomes (X or Y)

Are gametes diploid or haploid? Answer

Haploid

Are somatic cells diploid or haploid? Answer

Diploid

Describe the final product of spermatogenesis. Answer

4 equally sized sperm cells that are different/unique from the original cell

What are the stages of mitosis (in order)? Answer

Prophase, Metaphase, Anaphase, Telophase

List the stages of meiosis in order Answer

Prophase I, Metaphase I, Anaphase I, Telophase I, Prophase II, Metaphase II, Anaphase II, Telophase II

What is the longest stage of the cell cycle? Answer

Interphase EXTRA POINT!

Does cancer cause the cell cycle to be longer or shorter? answer

Shorter Cancerous cells undergo mitosis faster than normal cells so more can be made in the same amount of time.

What type of cancer is found in tissues lining the organs of the body Answer

Carcinoma

If two heterozygous plants are crossed in a monohybrid cross, what percent of the offspring will show the dominant phenotype? Answer

75%

A child shows a recessive trait. What must be the genotypes of his/her parents (assume they do not show the trait)? answer

If one child shows a recessive phenotype, what must be the genotype of the parents (assume they do not show the trait)? Answer

Aa x Aa

A red and white flower are crossed. They produce a pink flower. What kind of inheritance is shown? answer

Incomplete Dominance

A red and white cow are crossed. They produce a roan cow. What kind of inheritance is shown? answer

Codominance

How many total letters represent the genotype of an organism in a dihybrid cross? Answer

4

A person with AB blood type can never have a child with what blood type? answer

O

Who is the “Father of Genetics”? Answer

Mendel

How many mating pairs are in this pedigree? answer answer

3

What is the genotype of the shaded individuals in this pedigree? answer answer

dd (homozygous recessive) home home dd DD/Dd Dd Dd Dd DD/Dd Dd DdDD/Dd dd DD/Dd dd DD/Dd

AB- home home

According to this key, what blood type is this RBC? answer answer

What kingdom consists of amoebas and protists? answer

Protista EXTRA POINT!

If two organisms belong to the same order, what other taxonomic groups will they share? answer

Kingdom, Phylum, & Class Home

“Life comes from nonliving things” describes what theory? answer

Spontaneous Generation EXTRA POINT

Who performed this experiment? answer

Redi home

This theorist believed that organisms acquire the traits that they need. answer

Lamarck

Which of these layers has the most complex forms of life? answer

Layer F Lowest layer  Uppermost layer Oldest fossils  Youngest fossils Simplest forms  Most complex forms EXTRA POINT!

What is the name of this tree? answer

Phylogenetic tree

True or False: living in similar environments is an indicator of common ancestry answer

False

What classification categories does a scientific name include? answer

Genus species or Genus species Binomial nomenclature! Make sure you know how humans are classified EXTRA POINT!

Name this! What is the name of this tool which is used to classify organisms based on their characteristics. answer

Cladogram

List the classification categories in order answer

Kingdom, Phylum, Class, Order, Family, Genus, Species King Phillip Came Over For Grape Soda King Phillip Came Over For Grape Soda EXTRA POINT!

What about organisms did Linnaeus base his classification system on? answer

Morphology He looked at the form and structure of organisms and grouped them based on this.