Answer: option C - gametes; zygote
Explanation:
Sperm and ova are known as GAMETES and when they fuse they form a ZYGOTE.
Note: Sperm is the male sex cell,
Ova is the female sex cell. On mating, the sperm fuses with the Ova to form Zygote, which gradually becomes embryo, and then foetus
Grass hopers move then you think when they move they adapt to the new envirment.
Answer:
XY, XY, XY, XY, XX, XX, XX because the male gamete is Y, meaning 4 of these kittens are male, and 3 are female because they lack a Y gamete.
Explanation:
Answer:
The correct answer is -Sponges lack true tissue but have morevariation in cell type than animas in oter phylum.
Explanation:
Sponges are belong under phylum porifera which have diverse form encrusting sheets to volcano shaped mounds.
The tubes that contain in their body are differ in size from millimeter upto one meter.
The poriferans contain canal system and with help of this, they pump water which enters through a specialed pores called ostia that flows through canal called spongocoel and finally the water exits from their body through oscula.
The sponges show complex organization as their body contain single tube with 2 cell layer thick.
Ascon,leucon,sycons are the level of complexity.
