Absorption by Roots — Biology STD 10 — Question

Sarah and Tom are expecting their first child. Sarah's maternal uncle has hemophilia, a genetic disorder that affects blood clotting. Sarah is concerned about the risk of passing hemophilia to her child. Sarah's father is unaffected by hemophilia, but her mother is a carrier of the disorder. Tom has no family history of hemophilia but Sarah is also a carrier of disease. What is the likelihood that Sarah and Tom's child will have hemophilia?

A scientist is studying the cell cycle in two different types of cells, Cell Type A and Cell Type B. The scientist observes the following characteristics:
Cell Type A spends approximately 20 hours in the G₁ phase, 8 hours in the S phase, 6 hours in the G₂ phase, and 2 hours in mitosis. Cell Type B spends approximately 5 hours in the G₁ phase, 10 hours in the S phase, 4 hours in the G₂ phase, and 1 hour in mitosis.
Which cell type has a longer cell cycle?

The circulatory system is responsible for transporting __________, which is pumped by the ____________ to reach various tissues and organs.

Which division takes most time?

Hari is fond of watching the fish in an aquarium. So, he set up an aquarium in his house. Along with a number of fresh water fish, he also placed a clown fish which is a salt water fish. After few hours, the clown fish was found dead and floating on water. This was due to:

The packets of energy from the Sun are called

Assertion: Transpiration occurs through stomata.
Reason: Guttation is due to root pressure.

Universal blood donor group is ___________

The internal factor of a plant is