Chapter 6.1-6.2 Vocab. Quiz

The fusion of 2 gametes which results in offspring is called . . .

• asexual reproduction

• sexual reproduction

• biotic reproduction

• abiotic reproduction

Ova and sperm are the _____________ or sex cells that organisms produce.

• organisms

• diploid cells

• gametes

• seeds

__________ is a form of nuclear division that

divides a diploid cell twice to create haploid cells.

• Mitosis

• Meiosis

• Cell division

• Cell differentiation

_______________ are similar is size and shape

and carry genes for the same characteristics.

• Sex chromosomes

• Autosomes

• Homologous chromosomes

• Somatic cells

The ________________ directly control

the development of sexual characteristics.

• sex chromosomes

• autosomes

• somatic cells

• gametes

Body cells are also called ____________ cells.

• autosome

• mitosis

• gamete

• somatic

______________ is the actual fusion of sperm with egg cell.

• Fertilization

• sexual

  Reproduction

• Asexual reproduction

• Zygote

Chromosomes that contain genes not directly related to the sex of an organism are called __________________.

(chromosome pairs 1-22)

• chromosomes

• autosomes

• sex chromosomes

• gametes

A cell with two copies of each chromosome is said to be ___________ (2n) while a cell with only one copy of each chromosome is ____________ (n).

• haploid/

  diploid

• double/

  single

• body cell/

  sex cell

• dipolid/

  haploid

Gametogenesis produces either ________ (male sex cell)

or _____ (female sex cell).

• tadpoles/

  yolks

• sperm/

  ova (egg)