Which of the following is a behavior shaped through natural selection? A. hormone production in humans B. color patterns of a monarch butterfly C. wolves hunting in packs D. a polar bear's body storing fat

You observe the mycelium of a fungus under a microscope and notice no distinct cell walls but several cell nuclei. Is the mycelium composed of septate hyphae or nonseptate hyphae?

Which parts of the atom are not allowed to move from one atom to another

Which describes a function of plasmodesmata?'?

Stems grow away from gravity, and roots grow toward gravity. this describes

What is the difference between a diploid cell and a haploid answer key?

Cyclins are a family of closely related proteins that a. regulate the cell cycle b. cause cancer c. produce lipids

What could be the blood type of the unknown person in row one of the diagram?

Danny has taken a cross section of a seed. Which of the following are the parts that he will see? pollen grain, sperm, and egg stored food, flower, and pollen grain seed coat, stored food, and an embryo cone, zygote, and seed coat

One trait a plant can have is either red leaves or brown leaves another trait is tall stems or short stems a plant used in a dihybrid cross has the genotype rr Tt what is the phenotype of this plant

When Jacob starts running, his legs move faster and his heart rate increases. Which types of muscles are involved in these changes? A.) Skeletal muscles control his leg movement and smooth muscles control his heart rate. B.