You are presented with the question "Sediment can be formed by" and the following answer choices: - Rocks - seasons - a wave - wind - streams - water - soils - thrust Now knowing that sediment is formed by weathering and most chemical weathering is caused by water, choose the best answer.
water
(Question)
You are presented with the question "what have evolved from reptile scales of bipedal dinosaurs called theropods" and the following answer choices: - animals - fur - feathers - fur and fat - mammals - warm-blooded - hair - eyes Now knowing that birds evolved from a group of bipedal dinosaurs called theropods and bird's feathers have evolved from reptile scales, choose the best answer.
(Answer)
feathers
Ques: You are presented with the question "What has a tail?" and the following answer choices: - squids - Bats - tomatoes - sharks - trout - humans - rocks - Mammal Now knowing that along tail can be used to move through water by an animal and sharks use their tail to move through the water, choose the best answer.
Ans: sharks
(Q).
You are presented with the question "What do mammals use to conserve heat?" and the following answer choices: - energy - Energy. - fur and fat - blood - haircoat - food - body water - tail Now knowing that mammals conserve body heat with their hair or fur and body heat is trapped in the haircoat, choose the best answer.
(A).
haircoat
Ques:You are presented with the question "What can recognize cancer cells as foreign to the body?" and the following answer choices: - electromagnetic energy - viruses - the immune system - bacteria - Allergies - Microscope - the colon - turn to a doctor Now knowing that antigens are molecules that the immune system recognizes as foreign to the body and antigens are expressed by cancer cells, choose the best answer.

Ans:the immune system
You are presented with the question "What contain the genetic information for life but not much else?" and the following answer choices: - plants - barnacles - parasites - fungi - alleles - animals - Viruses - bacteria Now knowing that viruses contain DNA but not much else and dNA contains the genetic information for life, choose the best answer.
Viruses