During prophase I of meiosis:

crossing-over occurs

homologous chromosomes form tetrads.

synapsis occurs

all of these occur

Who is the mole predator?

Hurry i will give brailiest to whoever answers Which scientist most likely studied tadpole cells under a microscope? Schwann Janssen Hooke Schleiden

What is aerobic metabolism?

Which of these organelles is responsible for sorting proteins before they are sent to the body of the organism? A. Nucleus B. Vacuole C. Rough endoplasmic reticulum D. Golgi apparatus

What is the main function of vascular tissue in vascular plants? A. to cover the ground B. to move water and nutrients throughout the plant C. to provide the plant with its green coloring D. to complete photosynthesis

In daffodils yellow flower color is dominant over white flower color. What is the genotype of any yellow-flowering plant resulting from this species? a. Yellow (Y) and white (y) alleles present on two chromosomes. b.

If you take a melatonin pill in the early afternoon, you will:

All BUT one of the following are involved in the transfer of a genetic message from the nucleus to the ribosome. That is A) CO2. B) DNA. C) mRNA. D) tRNA.

Which statement about conjugation is true

What describes the inner bark of a woody stem