Biology
Biology, 03.11.2019 20:31, Thejollyhellhound20

Which phrase best defines a galaxy?
tightly packed group of older stars
large grouping of more than two stars
loose, disorganized star cluster held together by gravity
large collection of stars, gas, and dust held together by gravity

answer
Answers: 3

Other questions on the subject: Biology

image
Biology, 21.06.2019 18:30, brevenb375
How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.
Answers: 1
image
Biology, 21.06.2019 22:00, bercishicicorbin
Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).
Answers: 1
image
Biology, 22.06.2019 03:00, ninaaforever
Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.
Answers: 1
image
Biology, 22.06.2019 12:30, musa79
Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.
Answers: 1
Do you know the correct answer?
Which phrase best defines a galaxy?
tightly packed group of older stars
large grouping...

Questions in other subjects:

Konu
Mathematics, 20.08.2019 03:10