Worksheets7th BW 1
Total questions: 10
Worksheet time: 2hrs 40mins
Genotype
Type of gene, represented by two letters
Phenotype
Physical expression of the gene
Dominant Trait
The trait that appears if present (capital letter)
Recessive Trait
The trait that only appears if alone (lower case letter)
Homozygous Dominant
Both parents give a dominant trait (two capitals)
Homozygous recessive
Both parents give a recessive trait (lowercase letters)
Heterozygous
One parent gives a dominant trait, the other gives a recessive trait (one capital, one lowercase)
Match the following
Homozygous Dominant
BB
Homozygous recessive
bb
Heterozygous
Bb
Match the following
Homozygous Dominant
RR
Homozygous recessive
rr
Heterozygous
Rr
Match the following for Brown eyes (B) and blue eyes (b)
Blue or brown eyes
phenotype
BB, Bb, or bb
all genotypes possible
BB or Bb
Baby will have brown eyes
bb
Baby will have blue eyes
Stinging nettle, to scratch
Cnidarian
Joint-Foot
Arthropod
Spiny Skin
Echinoderm
Spinal cord
Chordate
Soft
Mollusk
Cnidarian
Arthropod
Annelid
Mollusk
Chordate
Mitochondria
Makes energy (ATP)
Cell membrane
allows things in an out (selectively permeable)
Nucleus
Command center; houses DNA, boss
Vacuole
Storage bubble
Ribosomes on the ER
Make proteins
Nucleus
mitochondria
chloroplast
Which of these are part of cell theory?
all cells come from other preexisting (living) cells
cells are the basic (most simple) unit of life
all living things are made of cells
humans are multicellular
organisms grow by increasing the size of their cells
