AP BIOLOGY

ANIMAL REPRODUCTION AND DEVELOPMENT

ASEXUAL REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In animals, which structure passes the mother’s DNA to offspring?
A
sperm
B
seeds
C
pollen
D
eggs
Explanation: 

Detailed explanation-1: -To reproduce, animals need a male and female. Together they can create offspring, or babies. Some animals, such as chickens, fish and snakes, lay eggs which contain their offspring. Other animals, including humans, tigers and sheep, grow their babies inside them until they are developed enough to be born.

Detailed explanation-2: -Ovoviviparity In Ovoviviparous Animals Ovoviviparous animals lay eggs and develop the eggs inside the mother’s body. The eggs are hatched inside the mother.

Detailed explanation-3: -Animals such as bees, wasps, ants have no sex chromosomes. These organisms reproduce by parthenogenesis. A few plants, reptiles and fish are also capable of reproducing in this manner. A few organisms such as crayfish, snakes, komodo dragons and sharks can reproduce sexually as well as by parthenogenesis.

Detailed explanation-4: -Organisms produce other similar organisms through sexual reproduction, which allows the line of genetic material to be maintained and generations to be linked.

There is 1 question to complete.