Temperatures on Mars are in the extreme negatives besides on the poles. So very cold and dry. But the poles can get to +70 degrees, so they can be warmer
Both have a sporophyte generation and gametophyte generation. Also both have pollination, sperm cells travel through tube to reach ovule, and fertilization of egg cell with sperm cell produces zygote
If<span> it is expressing the </span>recessive phenotype<span>, then </span>you know<span> right away what the</span>genotype<span> is. For </span>example<span>, for the </span>recessive<span> trait of green-colored peas versus the dominant trait yellow-colored peas. </span>If you<span> have green peas, then </span>you know<span> this plant has the homozygous </span>recessive genotype<span> for the pea color gene.</span>
Answer:
Characteristics:
They are bilaterally symmetrical. They are triploblastic, which three layers. They show organ system grade of organisation. The body is soft and unsegmented. Body is divisible into three regions – head, a visceral mass, and ventral foot. Body is covered by a mantle and shell. Mollusks interact with eachother differently. The deliberate production of sound is used to attract mates, ward of predators, locate prey, and in social communication. Of course there needs to be recipients to hear and interpret the sound. ... Sound and vibration detection is known also in molluscs. On the tentacles of gastropods sensory cells can detect vibration.