Some what with feathers are pollinators?
Options:
- (A) bees
- (B) tortoises
- (C) fish
- (D) snakes
- (E) strong
- (F) ducks
- (G) Vanes
- (H) animals
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Let's think first: Some birds are pollinators that co-evolved with plants. Bird A bird is an animal with feathers. Some animals with feathers are pollinators.... So the answer is [(H)]


_ carry signals that control sexual development and reproduction.
Options:
- (A) photons
- (B) sex hormones
- (C) nerves
- (D) Most plants
- (E) organs
- (F) orchids
- (G) animals
- (H) insects
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Let's think first: Sex hormones are chemical messengers that control sexual development and reproduction. Chemical messengers carry signals from one nerve branch to another. Sex hormones carry signals that control sexual development and reproduction.... So the answer is [(B)]


The vascular cambria allows:
Options:
- (A) Exfoliation
- (B) roots to grow
- (C) plant
- (D) movement
- (E) Animal survival
- (F) soil
- (G) liver
- (H) rapid expansion
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Let's think first: Roots grow in length and width from primary and secondary meristem. Vascular cambium is a primary meristem. Roots grow in length and width from the vascular cambium.... So the answer is [(B)]


What is needed from cells for phosphatases to keep the proper ph?
Options:
- (A) plasma
- (B) secretion of bases only
- (C) secretion of proteins
- (D) metabolic reaction
- (E) it helps plants in growing
- (F) Positive charges
- (G) Transfers energy
- (H) secretion of acids and bases
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Let's think first: Cells secrete acids and bases to maintain the proper pH for enzymes to work. Phosphatases are enzymes that remove phosphates from other enzymes. Cells secrete acids and bases to keep the proper pH for phosphatases to work properly.... So the answer is [(H)]


What can hiv infect and destroy part of?
Options:
- (A) water
- (B) parasitic
- (C) epidermis and dermis
- (D) the immune response
- (E) Veins and arteries.
- (F) Most plants
- (G) the body's largest organ
- (H) Trojan worm
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Let's think first: HIV infects and destroys helper T cells. Helper T Cells Helper T cells are the brains behind immune response. HIV infects and destroys part of the immune response.... So the answer is [(D)]


An earthworm is an important
Options:
- (A) allow growth
- (B) cleaner for earth
- (C) Plant reproduction
- (D) more abundant
- (E) parasite
- (F) Something that makes plants green
- (G) predator
- (H) deposit feeder for earth
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Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let's think first: Earthworms are important deposit feeders that help form and enrich soil. Earth stands for soil, dust or ground. Earthworms are important deposit feeders that help form and enrich earth.... So the answer is [(H)]