Growth and Development of Organisms

True or False:

Sexual reproduction makes offspring that are different from their parents.

Verdadero o falso:

La reproducción sexual produce descendencia diferente a la de sus padres.

• True (Verdadero)

• False (Falso)

True or False:

Asexual reproduction makes offspring that are identical to their one parent.

Verdadero o falso:

La reproducción asexual produce descendencia idéntica a su progenitor.

• True (Verdadero)

• False (Falso)

Dogs have 78 chromosomes in their cells and reproduce sexually. Where do a baby dog’s chromosomes come from?

Los perros tienen 78 cromosomas en sus células y se reproducen sexualmente. ¿De dónde provienen los cromosomas de un perro bebé?

• 39 chromosomes come from the mother, and 39 chromosomes come from the father.

• 78 chromosomes come from the mother, and 0 chromosomes come from the father.

• 0 chromosomes come from the mother, and 78 chromosomes come from the father.

• 70 chromosomes come from the mother, and 8 chromosomes come from the father.

A particular bacteria cell has two chromosomes. Bacteria reproduce asexually. When this bacteria cell reproduces, what is TRUE about its offspring?

Una célula bacteriana en particular tiene dos cromosomas. Las bacterias se reproducen asexualmente. Cuando esta célula bacteriana se reproduce, ¿qué es VERDADERO acerca de su descendencia?

• The offspring have two chromosomes and are different than the parent.

• The offspring have one chromosomes and are different than the parent.

• The offspring have two chromosomes and are identical to the parent.

• The offspring have one chromosomes and are identical to the parent.

Which strategy do many aquatic organisms use to ensure fertilization?

¿Qué estrategia utilizan muchos organismos acuáticos para asegurar la fertilización?

• The males swim together in a large group.

• Eggs are released during the daytime to prevent predation.

• Females wait until the moon is full.

• Males and females release gametes in the water.

How do honeybees in a hive reproduce?

• Sexually

• Asexually

• Both sexually and asexually

• They do not reproduce

Which reproductive strategy is used by bacteria?

¿Qué estrategia reproductiva utilizan las bacterias?

• Budding.

• Fragmentation.

• Binary fission.

• Parthenogenesis.

True or False:

One advantage of asexual reproduction is that a male and a female do not need to enter into a courtship.

Verdadero o falso:

Una ventaja de la reproducción asexual es que un macho y una hembra no necesitan entablar un noviazgo.

• True

• False

How do elephants increase the chances that their offspring will survive into adults?

¿Cómo aumentan los elefantes las posibilidades de que sus crías se conviertan en adultos?

• Engaging in playful behavior.

• Travel in herds for protection

• Drinking from watering holes.

• Eating only plants.

Closely related species often look similar but have courtship behaviors that are slightly different. One function of courtship in such species would be to...

Las especies estrechamente relacionadas a menudo se ven similares pero tienen comportamientos de cortejo que son ligeramente diferentes. Una función del cortejo en tales especies sería ...

• promote the evolution of new species through interbreeding.

• increase communication between the species.

• increase competition between the species.

• ensure that mating occurs within the same species.