Biology, 28.01.2020 20:48 dmfraley01
Abiologist discovers a seed-bearing plant that has never been classified. which feature will him determine whether the plant is a gymnosperm or an angiosperm?
a) the presence of heterosporyb) a large sporophyte generation that bears the gametophyte generation in a single individualc) female structures that produce an egg enclosed in a protective structured) male structures that produce pollen that must be transported to fuse with an egg
Answers: 1
Biology, 22.06.2019 01:20
Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.
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Biology, 22.06.2019 06:00
In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality
Answers: 3
Biology, 22.06.2019 08:00
Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen
Answers: 1
Abiologist discovers a seed-bearing plant that has never been classified. which feature will him de...
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