Bio I Vocabulary! 11/21, 12/5 Question Preview (ID: 16845)


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Having two different alleles for a particular gene
a) homozygous
b) heterozygous
c) genetics
d) gametes

Having two identical alleles for a particular gene
a) homozygous
b) heterozygous
c) gametes
d) genetics

Sex cells
a) gametes
b) mitosis
c) alleles
d) genetics

One of a number of different forms of a gene
a) gametes
b) mitosis
c) alleles
d) genetics

The scientific study of heredity
a) biology
b) mitosis
c) genetics
d) cytokinesis

The structures in an animal cell that help to organize cell division
a) centromeres
b) centrioles
c) chromatids
d) chromosomes

Phase of mitosis in which the distinct individual chromosomes begin to spread out into a tangle of chromatin
a) prophase
b) metaphase
c) anaphase
d) telophase

Phase of mitosis in which the chromosomes separate and move to opposite ends of the cell
a) prophase
b) metaphase
c) anaphase
d) telophase

Phase of mitosis in which the chromosomes line up across the center of the cell
a) prophase
b) metaphase
c) anaphase
d) telophase

First and longest stage of mitosis in which the genetic material inside the nucleus condenses and the chromosomes become visible.
a) prophase
b) metaphase
c) anaphase
d) telophase

The region of a chromosome where two sister chromatids attach
a) chromosome
b) chromatid
c) centromere
d) DNA

Structure that forms during prophase and helps to move the chromosomes during subsequent stages of mitosis
a) spindle fiber
b) histone protein
c) centrioles
d) asexual reprodution

Aids in the formation of chromosomes; found, along with DNA, in the chromatin
a) asexual reproduction
b) spindle fiber
c) centrioles
d) histone protein

structure in an animal cell that helps to control cell divison; spindle fibers extend from these during prophase
a) centrioles
b) growth factors
c) spindle fiber
d) histone protein

Process involving a single parent that results in offspring that are genetically identical to the parent
a) centrioles
b) histone protein
c) asexual reproduction
d) spindle fiber

One of a group of external regulatory proteins that stimulate the growth and divison of cells.
a) growth factors
b) spindle fiber
c) histone protein
d) asexual reprouction

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