Biology
Biology, 31.07.2019 16:30, angellynn581

The table below shows the salmon population, in thousands of pounds, in columbia river, from 1870 to 1950. year salmon population (in thousands of pounds) 1870 10,200 1890 20,000 1915 20,500 1931 30,000 1950 10,000 based on the table, which of these is most likely the period during which a series of large hydropower units were built on the columbia river? a. between 1870 and 1890 b. between 1890 and 1915 c. between 1915 and 1931 d. between 1931 and 1950

answer
Answers: 1

Other questions on the subject: Biology

image
Biology, 21.06.2019 16:00, emwemily
Where in the body can you find chemoreceptors? a. on the skin and ears, to detect pressure, touch, motion, and sound b. on the retina, to detect a single photon of light c. on the skin, to detect temperature or specific chemicals d. on the tongue and in the nose, to detect taste or odor
Answers: 2
image
Biology, 21.06.2019 20:30, phil820
Chapter 11.1 & 11.2 notes section 11.1 1. every living thing has a set of ? inherited from its parents. 2. after becoming a ? , mendel spent several years studying ? and mathematics at the university of vienna. 3. during sexual reproduction, male and female reproductive cells join, a process known as ? . 4. pea flowers are normally ? , which means that sperm cells in pollen fertilize the egg cells in the ? flowers. 5. when mendel crossed plants with ? characters for the same trait, the resulting offspring had only one of the characters. 6. a ? is a specific characteristic, such as seed color or plant height, that varies from one individual to another. 7. filius and filia are the latin words for ? and ? . 8. the offspring of crosses between parents with different traits are called ? . 9.to mendel's surprise, all of the offspring had the character of only ? of the parents. 10. mendel's first conclusion was that biological inheritance is determined by ? that are ? from one generation to the next. 11. scientist calls the chemical factors that determine traits ? . 12. mendel's second conclusion is the ? . 13. the principle of dominance states that some alleles are ? and others are ? . 14. when mendel allowed the f1 plants to reproduce by self-pollination the traits controlled by ? alleles reappeared in about ? of the f2 plants in each cross.
Answers: 1
image
Biology, 22.06.2019 03:50, kony345p
Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.
Answers: 1
image
Biology, 22.06.2019 05:00, yuu59
(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only
Answers: 2
Do you know the correct answer?
The table below shows the salmon population, in thousands of pounds, in columbia river, from 1870 to...

Questions in other subjects:

Konu
Business, 19.05.2021 17:10
Konu
Mathematics, 19.05.2021 17:10