Compare the class’s tobacco plant color results to Mendel’s results for various pea plant traits. Are they similar or different. Remember to use Claim, Evidence and Reasoning.
Question 19
19.
You can Use this if it will help you...
Offspring that are the result of sexual reproduction are:
never identical to the parents
sometimes identical to the parents
always identical to the parents
identical to other offspring
Which of the following organisms reproduce sexually?
birds
plants
both a and b
none of the above
Which of the following is an example of asexual reproduction?
a fish releases sperm which unites with an egg of another fish
a worm is split in two; each half grows back into a complete worm
a gray cat is the offspring of a black cat and a white cat
pollen lands in a flower and fertlizes the egg cell which develops into a seed
Which of the following statements is TRUE?
only single-celled organisms can reproduce sexually
only single-celled organisms can reproduce asexually
only multicellular organisms can reproduce asexually
none of the above
Process by which organisms make exact copies of themselves without the union of gametes (sperm and egg cells).
prototype
asexual reproduction
sexual reproduction
clone
A change in the DNA of a gene that can lead to a different trait.
regulation
prototype
range
mutation
An offspring produced by asexual reproduction, either naturally or through artificial processes.
gene
clone
regulation
prototype
An individual’s pair of alleles for a specific gene or group of genes that determine a trait.
heterozygous
homozygous
genotype
phenotype
An organism’s observable traits.
heterozygous
homozygous
genotype
phenotype
An organism that has two identical alleles for a specific trait.
heterozygous
homozygous
genotype
phenotype
An organism that has two different alleles for a specific trait.
homozygous
genotype
heterozygous
phenotype
A genetic trait is represented by the letter “a.” Which of the following would most likely be used to represent the recessive condition?
AA
Aa
aa
none of the above
In the table shown above, the empty square should be filled in as:
RR
Rr
rr
RRrr
In the table shown above, among the offspring, what is the ratio of dominant to recessive for this trait?
3:1
1:3
2:2
1:2:3
In the table shown above, the dominant condition of this characteristic is represented by:
RR, Rr, and rr
RR and Rr
RR and rr
Rr and rr
In the table shown above, the probability of traits in offspring is a result of:
asexual reproduction
sexual reproduction
both a and b
none of the above
One of the first people to study patterns of heredity scientifically was:
