Pea plants are tall if they have the genotype tt or tt, and they are short if they have genotype tt. a tall plant is mated with a short plant. which outcome below would indicate that the tall parent plant was heterozygous?
a) all of the offspring are short.
b) all of the offspring are tall.
c) the ratio of tall offspring to short offspring is 3: 1.
d) the ratio of tall offspring to short offspring is 1: 1.
e) there is not enough information to answer the question.

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.

yay can i have brainliest

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.