Y-linked genes include a gene that produces hairy ears. Which offspring would receive this trait from a male with hairy ears?
A) only his sons
B) only his daughters
C) only his grandsons
D) all his children if the mother is a carrier
A
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Barnacles live a(n) ____ lifestyle
a. planktonic b. infaunal c. nektonic d. sessile e. mobile
In land plants, ________ transports water and minerals from the soil, and ________ transports food created from photosynthesis.
a. xylem; phloem b. xylem; spores c. phloem; xylem d. phloem; gametes
Mycorrhizae, present for most plant species, generally help roots with the uptake of all EXCEPT
a. water. b. nitrogen. c. phosphate. d. carbon. e. sugars.
Which of the following statements is true concerning how energy drinks work?
A. It is the amount of food additives in energy drinks that provides the energy felt. B. Energy drinks contain vitamins which are known to interact with cellular respiration pathways, helping provide energy. C. Energy drinks contain vast amounts of carbohydrates and proteins that enter into cellular respiration pathways, directly providing ATP energy. D. All energy drinks contain caffeine, as it is a known stimulant that increases energy levels. E. Energy drinks contain numerous vitamins and minerals which are known to directly act as stimulants.