What structure in the cell carries the genetic information and is passed from parent to offspring?...
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Transcript of What structure in the cell carries the genetic information and is passed from parent to offspring?...
What structure in the cell carries the genetic information and is passed from parent to offspring?
a. Ribosomeb. Chromosomec. Genotyped. phenotype
Humans have 46 chromosomes or 23 pairs of chromosomes. The autosomes make up 22 pairs. What do we call the remaining pair of chromosomes?
a. Letter chromosomesb. Homologous chromosomesc. Sex chromosomesd. Body chromosomes
What do we call two forms of the same gene?a. Phenotypesb. Karyotypesc. Dominant traitsd. Alleles
What is the name given to a pair of chromosomes that have matching locations for alternate forms of the same gene?
a. Sex chromosomesb. Genotypesc. Homologous chromosomesd. alleles
The sperm cells of a particular animal species each contain 24 chromosomes. After this animal’s sperm cell fertilizes an egg, the number of chromosomes in the new cell will be?
a. 6b. 12c. 24d. 48
A section of a chromosome that controls one trait in an organism is called a(n)?
a. Geneb. Sperm cellc. Asexual reproductiond. offspring
All the following are inherited traits EXCEPT…..
a. Spotted furb. Webbed feetc. Migrationd. Broken wing
Which of the following is a learned behavior?
A. A grasshopper jumps when it is touched
B. A male fiddler crab waves its claw to attract a female.
C. A goldfish goes to the top of its tank to fee when a light is flashed
D. A chameleon changes its skin color to blend in with its environment
The offspring of asexual reproduction……..
a. Are genetically identical to their parents
b. Do not grow and dividec. Do not possess genetic materiald. Have a unique set of genetic
instructions unlike parents
An example of sexual reproduction in plants is when…….?
a. A plant stem arches over and develops roots at its tip
b. Plantlets grown on a leaf fall off and begin to grow
c. A plant sends up a new stem from its roots
d. A pollen grain combines with an egg cell