Biology, 08.10.2019 02:00 favpat11

What is the main difference between the life cycles of members of phylum bryophyta and phylum pteridophyta? group of answer choices only members of phylum pteridophyta display alternation of generations. only members of phylum bryophyta possess flagellated sperm. in phylum bryophyta, the gametophyte generation reproduces sexually; whereas in phylum pteridophyta, the gametophyte generation reproduces asexually. in phylum bryophyta, the sporophyte generation is multicellular; whereas in phylum pteridophyta, the sporophyte generation is unicellular. in phylum bryophyta, the gametophyte generation is dominant; whereas in phylum pteridophyta, the sporophyte generation is dominant.

Answers: 3

Show answers

Another question on Biology

Biology, 21.06.2019 16:20

German cockroaches, bulging eyes, bu, are recessive to normal eyes, bu , and curved wings, cv, are recessive to straight wings, cv . both traits are encoded by autosomal genes that are linked. a cockroach has genotype bu bu cv cv, and the genes are in repulsion. which set of genes will be found in the most common gametes produced by this cockroach?

Answers: 1

Answer

Biology, 21.06.2019 21:30

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.

Answers: 1

Answer

Biology, 22.06.2019 01:50

Four different thermometers were used to measure the temperature of a sample of pure boiling water. the measurements are recorded in the table below. thermometer temperature reading 1 temperature reading 2 temperature reading 3 w 100.1°c 99.9°c 96.9°c x 100.4°c 102.3°c 101.4°c y 90.0°c 95.2°c 98.6°c z 90.8°c 90.6°c 90.7°c the actual boiling point of pure water is 100.0°c. what can be concluded from the data about the reliability and validity of the thermometers?

Answers: 1

Answer

Biology, 22.06.2019 03:30

The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.

Answers: 1

Answer

You know the right answer?

What is the main difference between the life cycles of members of phylum bryophyta and phylum pterid...

Questions