Bios 256: week 7 development and inheritance verified questions with
correct answers A+ Grade 2026\2027
fertilization happens in the ___ and implantation in the ___
- correct answer uterine tube; uterus
all organs in an embryo are formed by the ___ week of development
- correct answer 8th
the heart begins to function in the ____ stage of development
- correct answer embryonic
implantation happens during the ___ stage
- correct answer preembryonic
the special type of division of the zygote
- correct answer cleavage
the 3 primary germ layers give rise to
- correct answer all organs of the body
the fetal stage
- correct answer is characterized by growth of the fetus
the morula is
- correct answer a solid ball of cells
meiosis results in ___ gametes, while mitosis results in ___ cells
- correct answer haploid; diploid
, chromatin, chromosomes, genes, and genetic material are all terms used to describe ___ in different
configurations
- correct answer dna
match the term to the structure of the chromosome
- correct answer 1. chromosome
2. chromosome
3. chromosome
4. chromosome
(i don't don't know why)
crossing over occurs during
- correct answer meiosis I
meiosis results in
- correct answer 4 cells with half the normal number of chromosomes (haploid)
crossing over
- correct answer occurs during meiosis between chromatids of homologous chromosomes
arrange these from smallest to largest
- correct answer gene
chromosome
genome
a baby was born that externally had female reproductive structures but upon the inspection of the
baby's karyotype, the sex chromosomes were determined to be XY. this baby is ___
- correct answer intersex
which 3 factors result in large amount of genetic recombination in offspring: (check all that apply)
- correct answer joining of sperm and egg genomes
correct answers A+ Grade 2026\2027
fertilization happens in the ___ and implantation in the ___
- correct answer uterine tube; uterus
all organs in an embryo are formed by the ___ week of development
- correct answer 8th
the heart begins to function in the ____ stage of development
- correct answer embryonic
implantation happens during the ___ stage
- correct answer preembryonic
the special type of division of the zygote
- correct answer cleavage
the 3 primary germ layers give rise to
- correct answer all organs of the body
the fetal stage
- correct answer is characterized by growth of the fetus
the morula is
- correct answer a solid ball of cells
meiosis results in ___ gametes, while mitosis results in ___ cells
- correct answer haploid; diploid
, chromatin, chromosomes, genes, and genetic material are all terms used to describe ___ in different
configurations
- correct answer dna
match the term to the structure of the chromosome
- correct answer 1. chromosome
2. chromosome
3. chromosome
4. chromosome
(i don't don't know why)
crossing over occurs during
- correct answer meiosis I
meiosis results in
- correct answer 4 cells with half the normal number of chromosomes (haploid)
crossing over
- correct answer occurs during meiosis between chromatids of homologous chromosomes
arrange these from smallest to largest
- correct answer gene
chromosome
genome
a baby was born that externally had female reproductive structures but upon the inspection of the
baby's karyotype, the sex chromosomes were determined to be XY. this baby is ___
- correct answer intersex
which 3 factors result in large amount of genetic recombination in offspring: (check all that apply)
- correct answer joining of sperm and egg genomes
