Fact 1: Antigens are found on cancer cells and the cells of transplanted organs. Fact 2: Organs such as the stomach and liver also begin to develop. Given the two facts above, answer the question "antigens are found on cancer cells and the cells of transplanted what?" with the following options: - personality - density - alveoli - lungs - the skin - epidermal - livers - digestion
livers

Fact 1: Feathers help birds fly and provide insulation. Fact 2: Some birds are flightless birds. Given the two facts above, answer the question "Why do the flightless have feathers?" with the following options: - layers of fat - Sublimation - it needs them - warm-blooded - Air conditioning - Radiation - Insulation - protect them
Insulation

Q: Fact 1: Bivalves feed on plankton and nonliving organic matter. Fact 2: Mussels are bivalve mollusks. Given the two facts above, answer the question "What feeds on plankton and nonliving organic matter?" with the following options: - barnacles - mollusks - animals - the Sun - sharks - graptolites - bacteria - dogs
A: mollusks

Question: Fact 1: Some insects can use their antennae to detect sound. Fact 2: Every insect has six legs, that's an insect. Given the two facts above, answer the question "How can animals with six legs detect sound?" with the following options: - thorax - Refract it - electricity - they bend - wings - environment - pupils - antennae
Answer: antennae

*Question*
Fact 1: Meiosis is the type of cell division that produces gametes. Fact 2: Examples of gametes are ova and spermatozoa. Given the two facts above, answer the question "What does meiosis cell division produce?" with the following options: - Chemical energy - rapid expansion - ova and spermatozoa - it keeps an organism warm - Plant reproduction - graptolites - photosynthesis - allow growth
**Answer**
ova and spermatozoa

(Q).
Fact 1: DNA contains genetic instructions for proteins, and RNA helps assemble the proteins. Fact 2: RNA polymerase joins the RNA nucleotides together. Given the two facts above, answer the question "DNA contains what for proteins where polymerase joins the nucleotides together." with the following options: - genetic instructions - Most plants - energy - allow growth - acids - it needs them - bases - Chemical energy
(A).
genetic instructions