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- 1. Multiple ChoiceWhich organelle is DNA usually found in?cell membranevacuoleribosomenucleus
- 2. Multiple Choice
Why is DNA important?it is very small and very complicatedit's in everythingit serves as the blueprint for traits of all living thingsbecause we eat it every day for energy - 3. Multiple ChoiceWhich series is arranged in order from largest to smallest in size?gene, chromosome, nucleus, cell, DNA, nucleotidecell, nucleus, chromosome, DNA, gene, nucleotidenucleotide, chromosome, cell, DNA, nucleuscell, DNA, gene, nucleotide, nucleus, chromosome
- 4. Multiple Choice
Which is in order from largest to smallest structure?
chromosome, DNA strand, gene, nucleotide
chromosome, gene, DNA strand, nucleotide
gene, DNA strand, chromosome, nucleotide
DNA strand, chromosome, gene, nucleotide
- 5. Multiple Choice
What do genes do?
make proteins
store energy
create covalent bonds
create hydrogen bonds
- 6. Multiple Choice
a change in the nucleotide-base sequence of a gene or DNA molecule that can affect the protein the DNA codes for
mutation
gene
chromosome
protein
mutagen
- 7. Multiple Choice
cell structures made of protein and DNA
ribosome
chromosome
protein
nucleotide
chromatin
- 8. Multiple Choice
A string of nucleotides that has information for making one trait is
a cell
an amino acid
a gene
a protein
- 9. Multiple Choice
What is a mutation?
a cell growing normally
a change in DNA's code
copying DNA
the building of proteins
- 10. Multiple ChoiceMitosis is a type of ________________ reproduction.SexualAsexual
- 11. Multiple ChoiceHow many daughter cells are produced in mitosis?1246
- 12. Multiple ChoiceWhat process does a multi-cellular organism use to replace its damaged body cells?mitosismeiosisreplicationtranscription
- 13. Multiple ChoiceIn which type of cells will mitosis occur?egg cellssperm cellsjail cellsBody cells except the sperm and egg cells
- 14. Multiple Choice
Meiosis is the _____.
division of sex cells
division of body cells
- 15. Multiple ChoiceThe cells produced via meiosis are called:sex cellssomatic cellsbody cellsskin cells
- 16. Multiple ChoiceMeiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore a fertilized human egg cell (sperm and egg cell combined) would create a cell with _____ chromosomes.23, 4646, 232, 450, 100
- 17. Multiple ChoiceWhat causes genetic variation in meiosis?chromosomes lining upcrossing over of chromosomesseparation of chromosomeschromosomes pulling apart
- 18. Multiple ChoiceWhat kind of cells are made in MEIOSIS?Haploid cellsDiploid CellsSkin CellsLiver Cells
- 19. Multiple ChoiceWhich cellular process is shown?meiosisendocytosismitosisphagocytosis
- 20. Multiple Choice
A mode of reproduction by which an organism arises from a single organism and inherit the identical genes of that parent
Asexual Reproduction
Sexual Reproduction
Genetic Variation
Alleles
- 21. Multiple Choice
A mode of reproduction in which an organism arises from two organisms and inherits half of its DNA from each parent
Sexual Reproduction
Asexual Reproduction
Cloning
Fragmentation
- 22. Multiple ChoiceWhen comparing the offspring of sexually and asexually reproducing organisms, we would expect the genetic material (DNA) of the sexually reproducing organism to -contain fewer mutationsbe lesser in quantitybe simpler overallshow more variation
- 23. Multiple Choice
California blackworms, also known as mudworms, are able to break apart. Each body section that broke apart is able to become an identical new worm. What type of reproduction does this example represent?
Sexual reproduction
Asexual reproduction
- 24. Multiple ChoiceWhat are some of the facts about asexual reproduction?Takes only one mate to reproduce and takes a longer time to reproduceTakes a shorter amount of time to reproduce and it takes two mates to reproduceReproduces diverse offspring and takes a longer time to reproduceTakes only one mate to reproduce and takes a shorter time to reproduce
- 25. Multiple Choice
Mutations can benefit humans because they can:
Cause illness
Make an organism more suited to live in its environment.
Make organisms live shorter lives
Cause organisms to grow extra limbs.
- 26. Multiple ChoiceWhat do hurtful mutations do?Decrease chances of survivalIncreases changes of survivalDecreases likelihood of developing cancerIncreases likelihood of developing cancer
- 27. Multiple ChoiceG = green, g = yellow
The genotype for a yellow plant is...GGGgggall of the choices result in yellow - 28. Multiple ChoiceHeterozygous is when...the alleles are the samethe alleles are differentthe alleles are absentthe alleles are present
- 29. Multiple ChoiceWhat you see, or the physical appearance.GenotypePhenotypeHomozygousHeterozygous
- 30. Multiple ChoiceThe purpose of selective breeding is toGet bigger animalsget smaller animalscreate animals with desirable traitscreate animals with bad traits
- Answer choicesTagsAnswer choicesTags