subject
Biology, 04.11.2020 17:40 nikkih1225

In some environments, the daytime and nighttime temperatures can largely vary. In environments with extreme temperature variations, water entering rocks through surface cracks can

ansver
Answers: 3

Another question on Biology

question
Biology, 22.06.2019 02:00
Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form
Answers: 2
question
Biology, 22.06.2019 13:00
Astudy by solloch and et. al., in 2017, gives the map above which shows the frequency of alleles with a ccr5-delta32 mutations over 87 different countries. this mutation deletes the presence of a co-receptor (ccr5) on the outside of human t-cells (lymphocytes). some viruses, such as the one responsible for the black death and human immunodeficiency virus (hiv), require this receptor for attachment to host cells during the infection process. the black death was an epidemic that passed over northern europe during the 14th century killing nearly 60% of europeans. according to this information, which explanation best explains why northern europeans show a greater immunity for hiv than some other parts of the world?
Answers: 1
question
Biology, 22.06.2019 13:30
How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.
Answers: 3
question
Biology, 23.06.2019 00:00
What term is applied to a scientist who studies ancient life including animal and plant fossils
Answers: 1
You know the right answer?
In some environments, the daytime and nighttime temperatures can largely vary. In environments with...
Questions
question
History, 27.07.2021 20:30
question
History, 27.07.2021 20:30
question
History, 27.07.2021 20:30
Questions on the website: 13722367