If the layer of body fat under the skin mammals is especially important in cold climates, then what aspect of mammals is especially important in cold climates? Answer choices: - layer of body fat under skin - lips - sweat glands - To conserve energy - toes - food and shelter - It helps them survive - by keeping them warm
layer of body fat under skin

If animals use sound to find a mate, then what do animals use to find a mate? Answer choices: - desire - sound - saliva - humans - Light - DNA - zoos - gametes
sound

Q: If fourty percent of the total mass of organisms at a trophic level is carbon, then what is fourty percent of the total mass of organisms at a trophic level? Answer choices: - Energy. - carbon - pan - glucose - matter - Energy - fungi - food
A: carbon

Question: If excision can be used to fix dna mutations, then what is one method of fixing DNA mutations? Answer choices: - Exfoliation - agriculture - ligt - evaporation - A computer - acetic acid - Cooking - Excision
Answer: Excision

*Question*
If yeasts have special structures for penetrating a host, then what has special structures for penetrating a host? Answer choices: - blood - water - sunlight - gills - bacteria - Oak - yeasts - parasites
**Answer**
yeasts

(Question)
If hydropower requires helping to prevent floods, then hydropower requires what? Answer choices: - a hydraulic system - increases a body's strength - helping to prevent floods - Electric generators - flow of electrons - energy of moving objects - power stations - fissures of hot, acidic water
(Answer)
helping to prevent floods